Availability
CHEVROLET IMPALA Exhaust
Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Silver, 2 3/8 in. Long, LS/LT, Set of 8
Part Number: SUM-889505
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Shorty, Steel, High Temperature Black Paint, SAP Port, Chevrolet, Oldsmobile, Pontiac, Small Block, Pair
Part Number: DOU-D337-B
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Exhaust Manifold, OEM Replacement, Cast Iron, Natural, GM, 5.0, 5.7L, Driver Side, Each
Part Number: RNB-674-276
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, Chevy, 283-327, V8, Pair
Part Number: DOU-D358-B
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.25 in. Outlet, Each
Part Number: WLK-18112
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Super Competition, Shorty, Steel, Painted, Chevy, 5.7L, Pair
Part Number: HOK-2063HKR
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair
Part Number: DOU-D3343-B
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Headers, Long Tube, Steel, Ceramic Coated, Chevy, Car, Big Block, Pair
Part Number: PTE-H8062-1
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Exhaust Manifolds, Cast Iron, Natural, Right, Chevrolet, GMC, Each
Part Number: ATP-101098
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 21.375 in., 3.8, 4.3, 4.9, 5.0, 5.7L
Part Number: MPE-93418
Estimated Ship Date: Apr 1, 2026 if ordered today
Estimated Ship Date: Apr 1, 2026 if ordered today
Exhaust Hangers, Steel/Rubber, Natural, 1958-64 Chevrolet, Full Size, 8-cyl. Dual Exhaust, Kit
Part Number: SSH-72030
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Tru-Fit Series, Steel, Aluminized, 2.50 in. Inlet/2.00 in. Outlet, Each
Part Number: WLK-18177
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold Studs, Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit
Part Number: RNB-03113
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Manifold Hardware Kit, 10 Studs and Nuts, Steel, Zinc Plated, Grade 9.8, 8mm x 1.25, Buick, Chevy, Oldsmobile, Pontiac, Saturn, L4, Kit
Part Number: RNB-03422CD
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Exhaust System, Steel, Painted, Long Tube Headers, Aluminized Exhaust, Chevy, Small Block, Kit
Part Number: CMB-05-0158
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Muffler, Tru-Fit, Steel, Aluminized, 2.50 in. Inlet/Outlet, 23.0 in. Length, Each
Part Number: WLK-18175
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
Catalytic Converters, Catco Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Chevy, Each
Part Number: CTO-5073
Not Yet Reviewed
Estimated Ship Date: Mar 27, 2026 if ordered today
Estimated Ship Date: Mar 27, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters for 2014-2020 IMPALA, 2014-2016 IMPALA LIMITED, 2012-2016 LACROSSE - 643138
Not Yet Reviewed
Estimated Ship Date: Today
Headers, Long Tube, Steel, Black, Chevy, Car, Big Block, Pair
Part Number: PTE-H8024-B
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Headers, Super Comp, Long Tube, Steel, Ceramic Coated, Chevy, 409, Pair
Part Number: HOK-2171-1HKR
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, Tru-Fit, Steel, Aluminized, 2.0 in. Inlet, 2.0 in. Outlet, 25.0 in. Length, Each
Part Number: WLK-18101
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Chevy, Pontiac, 5.3L, Each
Part Number: MPE-4561221
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81327
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 12.000 in. Overall Length, Each
Part Number: WLK-84206
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Headers, Clippster, Mid-Length, Steel, Painted, Chevy, Small Block, Pair
Part Number: PTE-H8021-B
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
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