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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.
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Chevy, GMC, 4.3L, 4.8L, 5.3L, Each
Part Number: MPE-4451419
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Cadillac, Chevy, GMC, Each
Part Number: WLK-83482
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCal Universal, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83404
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Mach Force XP, Rear Axle-back, 304 Stainless Steel, Natural, Split Rear Exit, Chevy, 6.2L, Kit
Part Number: AFE-49-34068-P
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Muffler, Pro Series Outlaw Race, Round, Steel, Natural, 3.0 in. Center Inlet/Outlet, 9.0 in. Case Length
Part Number: FLO-13009130
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCat Universal, One Inlet, 2.25 in., One Outlet, 2.25 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83402
Estimated Ship Date: Apr 2, 2026 if ordered today
Estimated Ship Date: Apr 2, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
MagnaFlow California Grade CARB Compliant Universal Catalytic Converters 5671405
Not Yet Reviewed
Estimated Ship Date: Today
Exhaust System, Mach Force XP, Axle Back, Single in/Dual out, Stainless Steel, Natural, Alfa Romeo, 2.0L, Kit
Part Number: AFE-49-36902
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each
Part Number: WLK-83508
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, for use on Acura®, 1.8L, Each
Part Number: MPE-4481639
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Exhaust Systems, Mach Force XP, Cat-back, Dual, Stainless Steel, Natural, Split Rear Exit, Chrysler, Dodge, 3.6L, Kit
Part Number: AFE-49-32071
Not Yet Reviewed
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-82901
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Exhaust System, Mach Force Series, Stainless Steel, Cat-Back, Polished Tips, for Nissan, 5.6L, Kit
Part Number: AFE-49-46125-P
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCat, Direct Fit, Stainless Case, Toyota, Each
Part Number: WLK-81978
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83403
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Lexus, Toyota, Each
Part Number: WLK-83288
Not Yet Reviewed
Estimated Ship Date: Apr 7, 2026 if ordered today
Estimated Ship Date: Apr 7, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83506
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Powersport Exhaust, Signature Series RS-12, Full System, 304 Stainless Steel, Natural, 304 Stainless Steel Muffler, Carbon Fiber Tip, Honda, Kit
Part Number: YSH-228450S320
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 3.000 in. Slip Fit Inlet, 3.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83509
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Powersport Exhaust, Race Series RS-3, Full System, 304 Stainless Steel, Natural, 304 Stainless Steel Muffler, Titanium Tip, Honda, Kit
Part Number: YSH-12130A5500
Not Yet Reviewed
Estimated Ship Date: Apr 8, 2026 if ordered today
Estimated Ship Date: Apr 8, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 12.00 in. Overall Length, Audi, BMW, Chevy, Ford, Toyota, Each
Part Number: WLK-84205
Estimated Ship Date: Today
Estimated Ship Date: Today
Converter-CalCat-Direct Fit
Part Number: WLK-84174
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Exhaust System, Mach Force XP, Cat-back, Single, Stainless Steel, Natural, Side Exit, Toyota, 2.4L, 2.7L, Kit
Part Number: AFE-49-46004
Estimated Ship Date: Apr 20, 2026 if ordered today
Estimated Ship Date: Apr 20, 2026 if ordered today
Hot Air Hose, Porsche 911 65-89, 930 78-79, 914 70-76, 912 65-69
Part Number: URO-009731
Not Yet Reviewed
Estimated Ship Date: Apr 14, 2026 if ordered today
Estimated Ship Date: Apr 14, 2026 if ordered today
Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Pontiac, Toyota, Each
Part Number: WLK-83197
Estimated Ship Date: Today
Estimated Ship Date: Today
Converter-CalCat-Direct Fit
Part Number: WLK-84176
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
