Availability
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
Estimated Ship Date: Today
Header Fasteners, Bolts, Hex Head, Stainless Steel, Chevy, Chrysler, Pontiac, Set of 12
Part Number: MRG-2210G
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Systems, Competition Header-Back, Dual, Steel, Aluminized, Split Side Exit, Chevy, GMC, Small Block, Kit
Part Number: HOK-16528HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Competition, Long Tube, Steel, Painted, Chevy, GMC, 396-454, Pair
Part Number: HOK-2463HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Chevy, GMC, Pickup, SUV, V8, 5.0, 5.7L, Driver Side, Each
Part Number: RNB-674-231
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, SUV, S-Series Pickup, 4.3L, Pair
Part Number: JBA-1840S-3
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Exhaust Manifold, Blackheart, Cast Iron, Black Ceramic Coated, Chevy, GMC, Dodge, Plymouth, Mopar Gen III Hemi, Pair
Part Number: HOK-BHS584
Not Yet Reviewed
Estimated Ship Date: Jan 16, 2026 if ordered today
Estimated Ship Date: Jan 16, 2026 if ordered today
Headers, Super Competition, Long Tube, Painted, Chevy, GMC, RWD, Small Block, Pair
Part Number: HOK-2840HKR
Estimated Ship Date: Jan 13, 2026 if ordered today
Estimated Ship Date: Jan 13, 2026 if ordered today
Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 in. Outlet, Steel, Aluminized, Chevy, GMC, Pontiac, Each
Part Number: WLK-21784
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold Studs, Nuts, Front Flange, Buick, Cadillac, Oldsmobile, Chevy, GMC, Set of 6
Part Number: RNB-03133
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Shorty, Steel, Silver Ceramic Coated, 2.5 in. Collector, Chevy, GMC, Small Block, Pair
Part Number: SNH-CC3158-SEC
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust System, Manifold-Back, Steel, Aluminized, Chevy, GMC, RWD Small Block
Part Number: HOK-16621HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Delta Flow 50 Series, 2 1/2 in. Inlet/Dual 2 in. Outlet, Steel, Black, Each
Part Number: FLO-9425502
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Big Block II 70 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each
Part Number: FLO-52573
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, Passenger Side, Cast Iron, Buick, Chevy, GMC, Oldsmobile, Pontiac, Small Block Chevy, Each
Part Number: ATP-101084
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust, Y-Pipe, Steel, Aluminized, 2.50 in. Diameter, Chevy, GMC, Oldsmobile, 4.3L, Each
Part Number: WLK-40202
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each
Part Number: FLO-842446
Estimated Ship Date: Today
Estimated Ship Date: Today
Check Valve, AMC, BMW, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Jeep, Oldsmobile, Pontiac, Each
Part Number: SMP-AV7
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header, Block Hugger, Steel, Silver Ceramic Coated, 1 5/8 in. Tubes, 2 1/2 in. Collectors, Chevy, GMC, Pair
Part Number: SNH-CC17SEC
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold, OEM Replacement, Cast Iron, Chevy, GMC, 5.0, 5.7L, Passenger Side, Each
Part Number: RNB-674-245
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Cat4ward, Stainless Steel, Natural, Chevy, GMC, 5.0, 5.7L, Pair
Part Number: JBA-1830S-4
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Exhaust Hanger Grommet, Rubber, Black, 2.875 in. Height, 1.19 in. Thick, Chevy, GMC, Olds, Isuzu, Jeep, Each
Part Number: WLK-36221
Estimated Ship Date: Today
Estimated Ship Date: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 3.000 in. Slip Fit Inlet/Outlet, 13.000 in. Overall Length, Each
Part Number: MPE-447209
Estimated Ship Date: Jan 19, 2026 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Jan 19, 2026 if ordered today
Headers, Long Tube, Steel, Black, Chevy, GMC, SUV, Pickup, 4WD, Small Block, Pair
Part Number: PTE-H8049-B
Estimated Ship Date: Jan 22, 2026 if ordered today
Estimated Ship Date: Jan 22, 2026 if ordered today
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