Availability
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Each
Part Number: MPE-3322470
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 17, 2025 if ordered today
Exhaust Flange Spring - 0.825 In. OD x 1.135 In. ID x 1.570 In. Length
Part Number: RNB-03081
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Manifold Bolt and Spring Kit - 3/8-16 x 2-13/16 In.
Part Number: RNB-03134
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Each
Part Number: MPE-3322471
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, Pontiac, Each
Part Number: MPE-3322456
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Chevy, 3.5, 3.9L, Center, Each
Part Number: MPE-23971
Not Yet Reviewed
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 21.50 in. Length, 5.0, 5.7, 6.6L, Each
Part Number: MPE-93431
Estimated Ship Date: Dec 17, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 17, 2025 if ordered today
Headers, Street, Long Tube, Steel, Black Ceramic Coated, Chevy, Small Block, Pair
Part Number: HED-63297
Not Yet Reviewed
Estimated Ship Date: Feb 11, 2026 if ordered today
Estimated Ship Date: Feb 11, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Natural, Rear, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Each
Part Number: ATP-101494
Not Yet Reviewed
Exhaust Manifolds, Cast Iron, Natural, Right, Rear, Buick, Chevrolet, Oldsmobile, Pontiac, Each
Part Number: ATP-101288
Not Yet Reviewed
Exhaust Manifold, Front, Cast Iron, Natural, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, 3.4L, Each
Part Number: RNB-674-544
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Manifold Converter
Part Number: RNB-673-049
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
AIR Check Valve, Buick, Chevy, Each
Part Number: RNB-911-153
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
AIR Check Valve, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: RNB-911-004
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Secondary Air Injection Check Valve
Part Number: RNB-306-056
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold, Cast Iron, Natural, Each
Part Number: RNB-674-948
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold Kit - Includes Required Hardware and Gaskets
Part Number: RNB-674-918
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold, OEM Replacement, Cast Iron, Buick, Chevrolet, Oldsmobile, Pontiac, Saturn, Each
Part Number: RNB-674-919
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Catalytic Converter with Integrated Exhaust Manifold, Pre-Converter - Not Carb Compliant
Part Number: RNB-679-539
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Preconverter, Chevrolet Impala 2013-12, Chevrolet Impala Limited 2016-14
Part Number: RNB-679-540
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold Hardware Kit
Part Number: RNB-32110
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
AIR Pump, Secondary Air Injection Pump
Part Number: RNB-306-001
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Cast Iron Exhaust Manifold - Includes Hardware and Gasket
Part Number: RNB-674-901
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold, Rear, Cast Iron, Natural, Buick, Chevy, Oldsmobile, Pontiac, 3.1L, 3.4L, Each
Part Number: RNB-674-567
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Exhaust Manifold
Part Number: RNB-674-479
Not Yet Reviewed
Estimated Ship Date: Dec 18, 2025 if ordered today
Estimated Ship Date: Dec 18, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.