A custom performance exhaust typically ranges from 2”-4” in diameter and can either split to form a dual exhaust or stay as a single from header to tailpipe. Custom exhausts benefit from improved flow and reduced restriction and can add up to 25 horsepower depending on application. Carven Exhaust Competitor Series Dump Style Single Exhaust System; Turn Down (10-18 5.3L Silverado 1500) $349.99. (85) MBRP Armor BLK Single Exhaust System; Side Exit (14-18 5.3L Silverado 1500) $639.99. (450) Borla ATAK Dual Exhaust System with Chrome Tips; Same Side Exit (14-18 5.3L Silverado 1500) $1,283.99. May 27, 2010 · Pros of a Dual Exhaust System. Increased Gas Mileage: The engine in a dual exhaust vehicle runs more efficiently and with less effort. This is achieved when there is less engine back pressure, and thus less wasted energy. The more efficient the engine, the slower the rate at which the fuel burns, which means that you don’t have to use as much ... Aug 10, 2023 · They will be more lightweight in comparison to dual exhausts. The exhaust gas will have a higher velocity in relation to dual exhaust systems. Vehicles with smaller engine sizes typically feature single exhausts, while dual exhausts are usually found in vehicles with larger engines. Motor Mounts. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. K1500 4WD Truck 2" Longtube Headers (LS Swap, Conversion) 1988-1998. $369.99. K1500 4WD Truck 1 7/8" Longtube Headers (LS Swap, Conversion) 1988-1998. $319.99. Universal 3" Exhaust Builder Kit "Deluxe" (304 Stainless) LS Engine Swap. Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Exhaust System, Cat-Back, 3.00 inch, Passenger Side Exit, Steel, Aluminized, Chevy, GMC, C/K Pickup, 5.7L, Kit. Part Number: SUM-688012 4.38 out of 5 stars May 27, 2010 · Pros of a Dual Exhaust System. Increased Gas Mileage: The engine in a dual exhaust vehicle runs more efficiently and with less effort. This is achieved when there is less engine back pressure, and thus less wasted energy. The more efficient the engine, the slower the rate at which the fuel burns, which means that you don’t have to use as much ... Jan 26, 2011 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board: true duals Get a dual exhaust kit, single exhaust kit, and conversion kits for your truck at a discount price. All our kits are customizable and shipped direct. Featuring exhaust kits for Chevy Silverado S10, Ford F150 F250 Ranger, Dodge Dakota Ram, Toyota Tundra, Nissan late model pickup trucks, and many more! Corsa Performance Sport Dual Exhaust System with Black Tips; Rear Exit (19-23 5.3L Sierra 1500) Starting At $1,718.99. (1) JBA Dual Exhaust System with Chrome Tips; Rear Exit (04-18 5.3L Sierra 1500) $719.95. (4) Dynomax Ultra Flo Welded Single Exhaust System with Polished Tip; Side Exit (19-23 5.3L Sierra 1500) $383.99. Chevy Silverado/Sierra 1988-1995 Customizable Direct Fit Dual Exhaust Kit SKU: GF8895 $189.99 (25 reviews) Write a Review Condition: New Exhaust Tubing Material: Aluminized Stainless Muffler Option: No Muffler Flowmaster Super 10 Flowmaster Super 40 Flowmaster Super 44 Flowmaster 40 Series Flowmaster 50 Series Flowmaster Flow FX Flow II Jan 26, 2011 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board: true duals Complete High Performance Dual Exhaust Systems with ... Complete High Performance ...1973-76 F100 F150 F250. Complete Inline 6 Cylinder ...1967-72 Chevy & GMC Truck • 1/2 Ton 3/4 Ton. Exhaust Header 1947-59 Chevy Truck. Exhaust Header 1960-62 Chevy Truck. Exhaust Manifolds 1997-14 F150 2004 Heritage 1997-99 F250. True Dual Exhaust Systems. 512-863-0900 ... Hooker Blackheart Dual Exhaust Kit, 98-02 LS1 F-Body, For Hooker Headers ... MBRP T409 Stainless Steel 2.5" Cat Back Dual ... True Dual Exhaust Systems ... TSP 2014 Chevy/GMC 5.3*/6.2L Trucks 3.5" Cat-Back Exhaust System With Integrated 3.5" Cutout - 304 Stainless Steel ... TSP 98-02 F-Body ... My 98 GMC K2500 L29 7.4 litre has 2.5" true dual exhaust with pro Flowmax mufflers an X-Pipe, cat delete but still has both upstream and both downstream o2 sensors. At times I get a dtc for bank 1 and 2 too rich. Probably cause no cats. Truck has an Air Aid cold air induction, throttle body spacer, performance ignition wires with stock gm spark ... Jan 26, 2011 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board: true duals The more oxygen available for combustion, the greater the horsepower and torque generated. Some high-performance upgrades, such as cold-air intakes, increase air inflow. A performance exhaust system does the opposite. It improves the outflow of dirty air, prevents backflow and creates a vacuum that “sucks” air into the combustion chamber ... Chevy GMC 1500 Truck 88-95 2.5" Dual Exhaust Kits Flowmaster Super 44 Slash Tip (Fits: 1988 Chevrolet C1500) $269.99. Free shipping. 65 sold. My 98 GMC K2500 L29 7.4 litre has 2.5" true dual exhaust with pro Flowmax mufflers an X-Pipe, cat delete but still has both upstream and both downstream o2 sensors. At times I get a dtc for bank 1 and 2 too rich. Probably cause no cats. Truck has an Air Aid cold air induction, throttle body spacer, performance ignition wires with stock gm spark ... Silverado & Sierra Traction Bars 1988-18 (Standard Axle Position Trucks) Red. $294.99. Speed Engineeing LS Engine Motor Mounts (LS Conversion Swaps) Universal. $59.99. Speed Engineering Conversion Bracket Alternator & Power Steering Pump (Truck Engine) $109.99. Universal LS Steam Vent Kit (Stainless Steel) $109.99. Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Description. 1988-98 Chevy/GMC Truck long tube header kit. These headers feature 1-7/8" mandrel bent primary tubes that flow into 2-1/2" lead pipes. Includes high flow cats. This system connects directly to the stock exhaust using the included Y-pipe. Stainless Works Header Kits are built from corrosion resistant 304 stainless steel, our ... May 27, 2010 · Pros of a Dual Exhaust System. Increased Gas Mileage: The engine in a dual exhaust vehicle runs more efficiently and with less effort. This is achieved when there is less engine back pressure, and thus less wasted energy. The more efficient the engine, the slower the rate at which the fuel burns, which means that you don’t have to use as much ... Jan 26, 2011 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board: true duals Chevy Silverado/Sierra 1988-1995 Customizable Direct Fit Dual Exhaust Kit SKU: GF8895 $189.99 (25 reviews) Write a Review Condition: New Exhaust Tubing Material: Aluminized Stainless Muffler Option: No Muffler Flowmaster Super 10 Flowmaster Super 40 Flowmaster Super 44 Flowmaster 40 Series Flowmaster 50 Series Flowmaster Flow FX Flow II Chevy Silverado/Sierra 2000-2006 SS 1500 , 1500HD & 2500HD w/ 6.0 or 8.1 V8 customizable Direct Fit Dual Exhaust Kit. $269.99. Compare. 1967-87 Chevy/GMC Truck. Small Block/Big Block. ... Exhaust Systems, Crossmember Back w/H-Pipe Exhaust System 75-87 GM Split Rear Dual Exit 2.5 in Intermediate. Part ... Jun 6, 2023 · Header-Back Dual 2-1/2 in. Exhaust Kits With Mufflers. Note: Exhaust kit is designed for 1978-88 G-Body that was originally equipped with a SB-Chevy. Does not fit ANY Cutlass Supreme model. Designed for use with 555-640600 (TH350), 555-640601 (700R4) or 555-640603 (TH400) and header set 555-30060. Engine and transmission swaps may require some ... Jan 26, 2011 · The 1947 - Present Chevrolet & GMC Truck Message Board Network > 47 - Current classic GM Trucks > The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board: true duals Exhaust System, Cat-back, FlowFX, 409 Stainless Steel, 4.50 in. Black Ceramic Tips, Dual Exit, Chevrolet, GMC, 5.7L, Kit. Part Number: FLO-717923 Not Yet Reviewed True Dual Exhaust Systems ... TSP 2014 Chevy/GMC 5.3*/6.2L Trucks 3.5" Cat-Back Exhaust System With Integrated 3.5" Cutout - 304 Stainless Steel ... TSP 98-02 F-Body ... Silverado & Sierra Traction Bars 1988-18 (Standard Axle Position Trucks) Red. $294.99. Speed Engineeing LS Engine Motor Mounts (LS Conversion Swaps) Universal. $59.99. Speed Engineering Conversion Bracket Alternator & Power Steering Pump (Truck Engine) $109.99. Universal LS Steam Vent Kit (Stainless Steel) $109.99. Nov 4, 2012 · These are the only 2 sensors that have anything to do with how your engine runs, anything behind these is merely to detect if emissions equipment is present or not. No one makes a true dual exhaust kit for a 4.3 s10 (for good reason), it would have to be all custom. 2004 Silverado Z71 ECSB -. The standard stock exhaust system of a truck with a 318 engine is a single 2-1/2" pipe. This means that you will be getting an 80% increase in exhaust flow, increasing horsepower by up to 18%, improving fuel efficiency and low-end torque at the same time. Increases in fuel efficiency and horsepower are based on a truck operating at factory specs. 2007-2019 GMC Truck (2wd/4wd) 4.8L, 5.3L, 6.0L, 6.2L (Crew & Extra Cabs, Short Bed Only) (Will fit longer bed options by extending connection pipes) Note: "This system is designed to work with our 1 3/4" & 1 7/8" truck longtube headers only. It is not designed to work with any factory exhaust equipment". Note: This system works with 4, 6, & 8 ... Nov 11, 2017 · Gibson® Swept Side™ Cat-Back Exhaust System with Single Side Exit. 0. # 1119831485. Chevy CK Pickup 1998, Swept Side™ Cat-Back Exhaust System with Single Side Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3". Exhaust System Sound: Aggressive / Loud. Get increased horsepower and torque in the... Jan 10, 2020 · Thank the EPA and CAFE standards put in place by the govt. so unless you've got a buncha money to throw at the issue to have a whole new fuel management/computer system put in to run your truck (way way way more than the exhaust is going to run you) you're going to be better served doing a cat-back modification and installing a single-in/dual ... Mar 30, 2008 · According to that site, that setup gave better performance with the stock ecu settings. It stated that you may actually lose power if you dual it all the way back. They are right. Backpressure (from a certain exhaust design) is needed for proper 'scavenging', the spent fuel being drawn from cylinders. 1988-1998 Silverado & Sierra Headers & Exhaust – Tagged "True Dual Exhaust"– Speed Engineering. GM Late Model Vehicles. 2016-2022 Camaro SS 1LE ZL1. 2010-2015 Camaro SS 1LE ZL1. 1998-2002 Camaro & Firebird. 1993-1997 Camaro & Firebird. 2020-2021 C8 Corvette. 2014-2019 C7 Corvette C7 ZO6. 1999 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1998 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate, w/ Federal Emissions; 1997-1996 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1999 Chevrolet C2500 5.7 ... May 27, 2010 · Pros of a Dual Exhaust System. Increased Gas Mileage: The engine in a dual exhaust vehicle runs more efficiently and with less effort. This is achieved when there is less engine back pressure, and thus less wasted energy. The more efficient the engine, the slower the rate at which the fuel burns, which means that you don’t have to use as much ... 1973-89 Complete High Performance Bolt-On Exhaust Systems Connect without Welding. These are longbed systems; front extension pipes will need to be cut to fit shortbed models. #36-5489 Tail Pipe Extension Set is required on all Crew Cab models. With 2-1/4" tailpipes, these Dual Exhaust Systems reduce exhaust restriction and back pressure for ... The standard stock exhaust system of a truck with a 318 engine is a single 2-1/2" pipe. This means that you will be getting an 80% increase in exhaust flow, increasing horsepower by up to 18%, improving fuel efficiency and low-end torque at the same time. Increases in fuel efficiency and horsepower are based on a truck operating at factory specs. Motor Mounts. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. K1500 4WD Truck 2" Longtube Headers (LS Swap, Conversion) 1988-1998. $369.99. K1500 4WD Truck 1 7/8" Longtube Headers (LS Swap, Conversion) 1988-1998. $319.99. Universal 3" Exhaust Builder Kit "Deluxe" (304 Stainless) LS Engine Swap. Nov 11, 2017 · Gibson® Swept Side™ Cat-Back Exhaust System with Single Side Exit. 0. # 1119831485. Chevy CK Pickup 1998, Swept Side™ Cat-Back Exhaust System with Single Side Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3". Exhaust System Sound: Aggressive / Loud. Get increased horsepower and torque in the... Exhaust System, Crossmember Back w/H-Pipe 67-74 GM Split Rear Dual Exit 2.5" Int & Tail Pipe Race Pro Muffler/HW Incl, Natural Finish 409 SS. Part Number: PYE-SGT78R Not Yet Reviewed TECH ARTICLE. LS Swap into 88-98 GM Truck. We have always wanted to build a 88-98 sport truck, and with the popularity of these trucks coming back, now was the perfect time. At the moment, these trucks are relatively cheap to pick up, and can be found with full power, AC, tilt, etc. For the base of our project, we started with a 1990 C1500 ... 2007-2019 GMC Truck (2wd/4wd) 4.8L, 5.3L, 6.0L, 6.2L (Crew & Extra Cabs, Short Bed Only) (Will fit longer bed options by extending connection pipes) Note: "This system is designed to work with our 1 3/4" & 1 7/8" truck longtube headers only. It is not designed to work with any factory exhaust equipment". Note: This system works with 4, 6, & 8 ... Dec 26, 2020 · 1998 Chevy K1500 Silverado TRUE DUAL EXHAUST w/ LONG TUBE HEADERS & STRAIGHT PIPES & 10” TIPS! Exhaust Addicts 262K subscribers Subscribe 2.1K 118K views 2 years ago #SILVERADO #CHEVY... Exhaust System, Crossmember Back w/H-Pipe 67-74 GM Split Rear Dual Exit 2.5 in Int & Tail Pipe Muffler & Tip Not Incl Natural Finish 409 SS. Part Number: PYE-SGT78 Not Yet Reviewed Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Complete High Performance Dual Exhaust Systems with ... Complete High Performance ...1973-76 F100 F150 F250. Complete Inline 6 Cylinder ...1967-72 Chevy & GMC Truck • 1/2 Ton 3/4 Ton. Exhaust Header 1947-59 Chevy Truck. Exhaust Header 1960-62 Chevy Truck. Exhaust Manifolds 1997-14 F150 2004 Heritage 1997-99 F250. Nov 11, 2017 · Gibson® Swept Side™ Cat-Back Exhaust System with Single Side Exit. 0. # 1119831485. Chevy CK Pickup 1998, Swept Side™ Cat-Back Exhaust System with Single Side Exit by Gibson®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3". Exhaust System Sound: Aggressive / Loud. Get increased horsepower and torque in the... 2007-2019 GMC Truck (2wd/4wd) 4.8L, 5.3L, 6.0L, 6.2L (Crew & Extra Cabs, Short Bed Only) (Will fit longer bed options by extending connection pipes) Note: "This system is designed to work with our 1 3/4" & 1 7/8" truck longtube headers only. It is not designed to work with any factory exhaust equipment". Note: This system works with 4, 6, & 8 ... Corsa Performance Sport Dual Exhaust System with Black Tips; Rear Exit (19-23 5.3L Sierra 1500) Starting At $1,718.99. (1) JBA Dual Exhaust System with Chrome Tips; Rear Exit (04-18 5.3L Sierra 1500) $719.95. (4) Dynomax Ultra Flo Welded Single Exhaust System with Polished Tip; Side Exit (19-23 5.3L Sierra 1500) $383.99. Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Find 1988 CHEVROLET C1500 Exhaust Systems and get Free Shipping on Orders Over $109 at Summit Racing! Flowmaster. Flow FX Cat-Back Exhaust System. $715.95. Part# 718143. Add To Cart. flowmaster mufflers muffler sound comparison how to choose a muffler. Select The Right Flowmaster Muffler For Your Vehicle. Jeremy Stoermer. 07/12/2023. Jul 8, 2022 · Designed to produce more horsepower at an affordable price; Fits 1996-1999 gm full-size truck 2wd/4wd with 5.7 l engine; Includes 3 pipes, muffler, hangers, clamps, muffler, gasket, and hardware Speed Engineering A Body LS Swap Kit 1964-1972. $189.99. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. LS Longtube Headers 1 7/8" C10 Trucks Universal (Swap, Conversion) LS1, LS2, LS3, LS6. $309.99. LS Exhaust Manifold Gaskets (GM LS1, LS2, LS3, LS6) $29.99. LS Conversion Swap Headers (Camaro, Chevelle, Nova) C10, K10, OBS Truck. Oct 21, 2022 · A single 3" pipe system will flow approximately as good as a dual 2.5 system, with less expense and lower noise. Particularly with a TBI that doesn't have much RPM potential to begin with. Spend the money on a decent Y-pipe, that's where the real restriction is. The rest is largely "window dressing". Oct 22, 2022. #6. 1988-1998 Silverado & Sierra Headers & Exhaust – Tagged "True Dual Exhaust"– Speed Engineering. GM Late Model Vehicles. 2016-2022 Camaro SS 1LE ZL1. 2010-2015 Camaro SS 1LE ZL1. 1998-2002 Camaro & Firebird. 1993-1997 Camaro & Firebird. 2020-2021 C8 Corvette. 2014-2019 C7 Corvette C7 ZO6. 1988-1998 Silverado & Sierra Headers & Exhaust – Tagged "True Dual Exhaust"– Speed Engineering. GM Late Model Vehicles. 2016-2022 Camaro SS 1LE ZL1. 2010-2015 Camaro SS 1LE ZL1. 1998-2002 Camaro & Firebird. 1993-1997 Camaro & Firebird. 2020-2021 C8 Corvette. 2014-2019 C7 Corvette C7 ZO6. Exhaust Flange Kit with Retaining Rings For Harley Davidson 1984-2023 Touring, Dyna, Softail, Sportster, Evolution Big Twin, Evolution, and Twin Cam Models, Heavy Duty by VANJOY (OEM Chrome) 249. Save 17%. $1499. Typical: $17.99. Lowest price in 30 days. FREE delivery Thu, Aug 31 on $25 of items shipped by Amazon. 1999 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1998 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate, w/ Federal Emissions; 1997-1996 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1999 Chevrolet C2500 5.7 ... Exhaust System, Cat-Back, 3.00 inch, Passenger Side Exit, Steel, Aluminized, Chevy, GMC, C/K Pickup, 5.7L, Kit. Part Number: SUM-688012 4.38 out of 5 stars Chevy Silverado/Sierra 2000-2006 SS 1500 , 1500HD & 2500HD w/ 6.0 or 8.1 V8 customizable Direct Fit Dual Exhaust Kit. $269.99. Compare. Exhaust System, Cat-Back, 3.00 inch, Passenger Side Exit, Steel, Aluminized, Chevy, GMC, C/K Pickup, 5.7L, Kit. Part Number: SUM-688012 4.38 out of 5 stars True Dual Exhaust Systems ... TSP 2014 Chevy/GMC 5.3*/6.2L Trucks 3.5" Cat-Back Exhaust System With Integrated 3.5" Cutout - 304 Stainless Steel ... TSP 98-02 F-Body ... Exhaust System, Cat-Back, 3.00 inch, Passenger Side Exit, Steel, Aluminized, Chevy, GMC, C/K Pickup, 5.7L, Kit. Part Number: SUM-688012 4.38 out of 5 stars Truck Exhaust Kits - Shop Line dual exhaust system 2.5" Aluminized pipe Flowmaster Super 44 Muffler 2.5" With Slash Cut Black Tips and Corner Exit for Silverado, Sierra, F-Series,& Ram 4.4 out of 5 stars 27 Motor Mounts. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. K1500 4WD Truck 2" Longtube Headers (LS Swap, Conversion) 1988-1998. $369.99. K1500 4WD Truck 1 7/8" Longtube Headers (LS Swap, Conversion) 1988-1998. $319.99. Universal 3" Exhaust Builder Kit "Deluxe" (304 Stainless) LS Engine Swap. True Dual Exhaust Systems ... TSP 2014 Chevy/GMC 5.3*/6.2L Trucks 3.5" Cat-Back Exhaust System With Integrated 3.5" Cutout - 304 Stainless Steel ... TSP 98-02 F-Body ... Exhaust System, Crossmember Back w/H-Pipe 67-74 GM Split Rear Dual Exit 2.5" Int & Tail Pipe Race Pro Muffler/HW Incl, Natural Finish 409 SS. Part Number: PYE-SGT78R Not Yet Reviewed Motor Mounts. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. K1500 4WD Truck 2" Longtube Headers (LS Swap, Conversion) 1988-1998. $369.99. K1500 4WD Truck 1 7/8" Longtube Headers (LS Swap, Conversion) 1988-1998. $319.99. Universal 3" Exhaust Builder Kit "Deluxe" (304 Stainless) LS Engine Swap. Mar 30, 2008 · According to that site, that setup gave better performance with the stock ecu settings. It stated that you may actually lose power if you dual it all the way back. They are right. Backpressure (from a certain exhaust design) is needed for proper 'scavenging', the spent fuel being drawn from cylinders. Jun 6, 2023 · Header-Back Dual 2-1/2 in. Exhaust Kits With Mufflers. Note: Exhaust kit is designed for 1978-88 G-Body that was originally equipped with a SB-Chevy. Does not fit ANY Cutlass Supreme model. Designed for use with 555-640600 (TH350), 555-640601 (700R4) or 555-640603 (TH400) and header set 555-30060. Engine and transmission swaps may require some ... Jan 10, 2020 · Thank the EPA and CAFE standards put in place by the govt. so unless you've got a buncha money to throw at the issue to have a whole new fuel management/computer system put in to run your truck (way way way more than the exhaust is going to run you) you're going to be better served doing a cat-back modification and installing a single-in/dual ... 1988-1998 Silverado & Sierra Headers & Exhaust – Tagged "True Dual Exhaust"– Speed Engineering. GM Late Model Vehicles. 2016-2022 Camaro SS 1LE ZL1. 2010-2015 Camaro SS 1LE ZL1. 1998-2002 Camaro & Firebird. 1993-1997 Camaro & Firebird. 2020-2021 C8 Corvette. 2014-2019 C7 Corvette C7 ZO6. Description. 1988-98 Chevy/GMC Truck long tube header kit. These headers feature 1-7/8" mandrel bent primary tubes that flow into 2-1/2" lead pipes. Includes high flow cats. This system connects directly to the stock exhaust using the included Y-pipe. Stainless Works Header Kits are built from corrosion resistant 304 stainless steel, our ... 1967-87 Chevy/GMC Truck. Small Block/Big Block. ... Exhaust Systems, Crossmember Back w/H-Pipe Exhaust System 75-87 GM Split Rear Dual Exit 2.5 in Intermediate. Part ... My 98 GMC K2500 L29 7.4 litre has 2.5" true dual exhaust with pro Flowmax mufflers an X-Pipe, cat delete but still has both upstream and both downstream o2 sensors. At times I get a dtc for bank 1 and 2 too rich. Probably cause no cats. Truck has an Air Aid cold air induction, throttle body spacer, performance ignition wires with stock gm spark ... 1988-98 Chevy/GMC 1500 4wd extended cab, short bed 1500 (142" W.B.) long tube headers, 1.875" dia. primaries with 2.50" lead pipes and x-pipe with dual high flow metal matrix catalytic converters to fit Stainless Works True Dual Exhaust Systems P/N CT8898SE or CT8898UB. 1999 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1998 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate, w/ Federal Emissions; 1997-1996 Chevrolet C1500 5.7 Liter V8 - 141.5" Wheelbase, Dual Exhaust, Exits In Rear On Either Side Of License Plate; 1999 Chevrolet C2500 5.7 ... Corsa Performance Sport Dual Exhaust System with Black Tips; Rear Exit (19-23 5.3L Sierra 1500) Starting At $1,718.99. (1) JBA Dual Exhaust System with Chrome Tips; Rear Exit (04-18 5.3L Sierra 1500) $719.95. (4) Dynomax Ultra Flo Welded Single Exhaust System with Polished Tip; Side Exit (19-23 5.3L Sierra 1500) $383.99. Apr 12, 2010 · Harry Canyon · #6 · Apr 16, 2010. My 91 4x4 has a "Semi-Loud" IMCO 2" in 2 1/2" Out muffler on it with pencil tips. It could be quieter, but overall has a nice tone. Grumbles at idle and screams at WOT. 1998 S10 4.3/Auto daily driver. 1984 S15 2.2 Diesel. 1988 S10 2.5 5-speed lowered 4/4. Reply. Save. Speed Engineering A Body LS Swap Kit 1964-1972. $189.99. Speed Engineering C1500 OBS LS Swap Kit 1988-1998 2WD. $189.99. LS Longtube Headers 1 7/8" C10 Trucks Universal (Swap, Conversion) LS1, LS2, LS3, LS6. $309.99. LS Exhaust Manifold Gaskets (GM LS1, LS2, LS3, LS6) $29.99. LS Conversion Swap Headers (Camaro, Chevelle, Nova) C10, K10, OBS Truck. . Nov 4, 2012 · These are the only 2 sensors that haApr 12, 2010 · Harry Canyon · #6 · Apr 16, 2010. My 91 4 Sep 19, 2011 · ive had the single in and two out on the last 3 trucks ive owned only ran flow master 40 series. sounds great. cant tell the different between true duals and the single in and 2 out. only different is that true duals you have 2 free flowings exhausts not fighting each other to escape and less back pressure with the true duals. Choose Speedway Motors for the highest quality 1994 Chevy K1500 Exhaust System Kits on the market. Here at Speedway Motors, we don’t carry cheap 1994 Chevy K1500 Cat Back Exhausts, we sell 1994 Chevy K1500 3 Inch Exhausts that fit your budget, without sacrificing on quality. Racers and Rodders choose us when they need a reliable 1994 Chevy ... Truck Exhaust Kits 2.5" Dual Exhaust Kit Sep 5, 2023 · Find 1988 CHEVROLET K1500 Exhaust Systems and get Free Shipping on Orders Over $109 at Summit Racing! ... Gibson Dual Sport Truck Exhaust Systems 65900 Exhaust, Dual ... Chevy GMC 1500 88-95 2.5" Dual Exhaust Kit Cherry Bomb Extreme Clamp Tips Corner (Fits: 1988 Chevrolet K1500) $319.99 88-93 Chevrolet GMC Truck 4.3 5.0 5.7 Dual Exhaust Mandrel - Cherry Bomb Extreme (Fits: 1988 Chevrolet K1500) Carven Exhaust Competitor Series Dump Style Single Exhaust System; Tur...
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