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Performance and Replacement Car, Truck, and More Exhaust Parts
Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your...
Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your vehicle’s exhaust flow with a performance exhaust system and you’ll restore lost horsepower and torque, and produce that iconic performance sound. We have complete cat-back exhaust systems and power-adding headers made from lightweight aluminized steel, or from rugged stainless steel, with many available polished to a show-ready shine. Or choose from exhaust parts such as the individual pipes, tubes, flanges, and turndowns you need for a custom setup, plus...
Your car or truck was originally equipped with a restrictive, small-diameter exhaust system that was designed for one purpose: to be as quiet as possible. Uncork your vehicle’s exhaust flow with a performance exhaust system and you’ll restore lost horsepower and torque, and produce that iconic performance sound. We have complete cat-back exhaust systems and power-adding headers made from lightweight aluminized steel, or from rugged stainless steel, with many available polished to a show-ready shine. Or choose from exhaust parts such as the individual pipes, tubes, flanges, and turndowns you need for a custom setup, plus replacement or performance mufflers from mellow to aggressive, and even catalytic converters to keep you legal.
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Exhaust Tip, Mach Force XP, Round, Clamp-on, Stainless, Black Powdercoated, 4.00 in. Inlet Diameter, 5.00 in. Outlet, 15.00 in. Length, Each
Part Number: AFE-49T40501-B15
Not Yet Reviewed
Estimated Ship Date: Jun 3, 2026 if ordered today
Estimated Ship Date: Jun 3, 2026 if ordered today
Headers, Long Tube, Steel, Ceramic Coated, Ford, Mercury, 351C, 4V, Pair
Part Number: DOU-D670S4
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Turbo S-Tube, Stainless Steel, Natural, Oval, 2.500 in. Center Inlet, 2.500 in. Center Outlet, 18.000 in. Overall Length, Each
Part Number: STW-TM4S25C25C
Not Yet Reviewed
Estimated Ship Date: Jul 3, 2026 if ordered today
Estimated Ship Date: Jul 3, 2026 if ordered today
Muffler, Turbo S-Tube, Stainless Steel, Natural, Oval, 2.500 in. Offset Inlet, 2.500 in. Offset Outlet, 18.000 in. Overall, Same Side I/O, Each
Part Number: STW-TM4S25O25OSS
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, Ford, Mercury, 351C, Pair
Part Number: DOU-D670S4-B
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
Muffler, Turbo S-Tube, Stainless Steel, Natural, Oval, 2.500 in. Center Inlet, 2.500 in. Offset Outlet, 18.000 in. Overall Length, Each
Part Number: STW-TM4S25C25O
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Muffler, 2.00 in. Offset Inlet, 2.00 in. Center Outlet, 18.00 in. Overall Length, Oval, Stainless Steel, Chambered, Each
Part Number: STW-TM4S2O2C
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Muffler, Turbo S-Tube, Stainless Steel, Natural, Oval, 2.250 in. Offset Inlet, 2.250 in. Offset Outlet, 18.000 in. Overall, Same Side I/O, Each
Part Number: STW-TM4S22O22OSS
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Muffler, 2.00 in. Offset Inlet, 2.00 in. Offset Outlet, Opposite Side, 18.00 in. Overall Length, Oval, Stainless Steel, Turbo, Each
Part Number: STW-TM4S2O2OPS
Not Yet Reviewed
Estimated Ship Date: Jun 30, 2026 if ordered today
Estimated Ship Date: Jun 30, 2026 if ordered today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, for use on Honda®, Each
Part Number: FMF-041584
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, Kawasaki, Each
Part Number: FMF-042161
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Q4 Hex S/A Slip-On, Aluminum, Natural, Turndown Outlet, Yamaha, Each
Part Number: FMF-044442
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Exhaust, Stainless Steel Q4 Spark Arrestor, Stainless Steel
Part Number: FMF-042388
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Q4 Hex S/A Slip-On, Aluminum, Natural, Turndown Outlet, Yamaha, Each
Part Number: FMF-044452
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, for use on Honda®, Each
Part Number: FMF-041582
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Spark Arrestors, Stainless Steel Q4 Spark Arrestor
Part Number: FMF-042393
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Powercore 4, Oval, Aluminum/Stainless Steel, Natural, Turndown Outlet, for use on Honda®, Each
Part Number: FMF-041580
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Q4 HEX MFLR KAW
Part Number: FMF-042410
Not Yet Reviewed
Estimated Ship Date: May 15, 2026 if ordered today
Estimated Ship Date: May 15, 2026 if ordered today
Muffler, Q4 Hex S/A Slip-On, Aluminum, Natural, Turndown Outlet, Husqvarna, KTM, Each
Part Number: FMF-045627
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Q4 4-Stroke Quiet Series Exhaust Slip-On
Part Number: FMF-44435
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, Q4 Hex S/A Slip-On, Aluminum, Natural, Turndown Outlet, Husqvarna, KTM, Each
Part Number: FMF-045646
Not Yet Reviewed
Estimated Ship Date: May 14, 2026 if ordered today
Estimated Ship Date: May 14, 2026 if ordered today
Muffler, Q4 Hex S/A Slip-On, Hex, Aluminum, Natural, Turndown Outlet, Kawasaki, Each
Part Number: FMF-042368
Not Yet Reviewed
Estimated Ship Date: May 13, 2026 if ordered today
Estimated Ship Date: May 13, 2026 if ordered today
Powersport Exhaust, Race Series RS-4, Full System, 304 Stainless Steel, Natural, 304 Stainless Steel Muffler, Carbon Fiber Tip, Honda, Kit
Part Number: YSH-123400D520
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
END CAP COVER KIT RS4 CF
Part Number: YSH-RS4-CFC-K-1
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
YOSH REPL SPARK ARRESTOR
Part Number: YSH-SA-13-K
Not Yet Reviewed
Estimated Ship Date: May 27, 2026 if ordered today
Estimated Ship Date: May 27, 2026 if ordered today
