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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.
Showing In Stock Items. Show All 62 Items.
EPA OBDII Direct Fit Converter 09-11 Buick Lucerne 6 cyl., 3.9L, front
Part Number: CTO-5222
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
DF Conv 2009-2011 Buick Lucerne Rear Underbody 3.9L
Part Number: MPE-280425
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Muffler U-Clamp "Heavy Duty" 2.25" Size 3/8" Thick 11 Gauge Saddles
Part Number: WLK-35336
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each
Part Number: MPE-51206
Estimated Ship Date: Today
Estimated Ship Date: Today
Spark Plug Boot Protector, Heat Shield, 500 degrees F, Snap-on, Buick, Cadillac, Chevy, GMC, Pontiac, Each
Part Number: ADO-8006
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Flange Studs, Steel, Black Oxide, M10-1.5 x 62mm, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: RNB-03142
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
A.I.R. Pump, Electric, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each
Part Number: RNB-306-010
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Catalytic Converters, Universal, 2.25 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 14.00 in. Overall Length, Right, Toyota, 5.7L, Each
Part Number: APH-608405
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Air Injection Pump, Secondary, Electric, Volvo, Each
Part Number: RNB-306-016
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-14709
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Cast Iron Exhaust Manifold - Includes Hardware and Gasket
Part Number: RNB-674-901
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Each
Part Number: WLK-52507
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Converter - OBDII By Design Universal
Part Number: CTO-2575
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 9 in. Length, Each
Part Number: MPE-5561206
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Each
Part Number: CTO-4916
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-14828
Not Yet Reviewed
Estimated Ship Date: May 7, 2026 if ordered today
Estimated Ship Date: May 7, 2026 if ordered today
Catalytic Converters, Universal, 2.25 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 14.00 in. Overall Length, Each
Part Number: APH-608705
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Muffler, 2.25 in. Offset Inlet, 2.25 in. Center Outlet, 23.00 in. Overall Length, Oval, Reversible, Steel, Natural, Universal, Each
Part Number: BRE-100-7175
Not Yet Reviewed
Estimated Ship Date: May 6, 2026 if ordered today
Estimated Ship Date: May 6, 2026 if ordered today
Walker Quiet-Flow SS Muffler
Part Number: WLK-21557
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Cast Iron, Natural, Each
Part Number: RNB-674-948
Not Yet Reviewed
Estimated Ship Date: May 4, 2026 if ordered today
Estimated Ship Date: May 4, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Cadillac, 3.6L, Each
Part Number: APH-2575
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 13.500 in. Overall Length, Each
Part Number: WLK-84500
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
Exhaust Insulator, Replacement, Rubber, Natural, Buick, Cadillac, Chevy, Jeep, Oldsmobile, Pontiac, Each
Part Number: WLK-35719
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Stainless Steel, Buick, 3.8L, Center, Each
Part Number: MPE-51743
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Walker Resonator Assembly
Part Number: WLK-54649
Not Yet Reviewed
Estimated Ship Date: May 5, 2026 if ordered today
Estimated Ship Date: May 5, 2026 if ordered today
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