Availability
BUICK Exhaust
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair
Part Number: DOU-D330-B
Estimated Ship Date: Feb 26, 2026 if ordered today
Estimated Ship Date: Feb 26, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 12.75 in. Overall Length, Front Right, Buick, Each
Part Number: APH-641445
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, 2.375 in. Inlet, 2.00 in. Outlet, Buick, Each
Part Number: WLK-22044
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81302
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81326
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Catalytic Converter, Ceramic Honeycomb Substrate, 16.250 in. Overall Length, Buick, Chevy, GMC, Olds, Pontiac
Part Number: WLK-82637
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-54627
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Bolt/Spring, Each
Part Number: RNB-675-203BX
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Preheater / Air Duct Hose
Part Number: SMP-DH6
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Header Bolts 3/8 - 16 3/4", Grade 5 Black Oxide Finish With Hex and Socket Head
Part Number: CGT-CF1009
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, 35.5 in. Overall Length, Buick, 2.4L, Each
Part Number: MPE-557914
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
MANIFOLD HEAT SHIELD
Part Number: NAL-12646199
Not Yet Reviewed
Estimated Ship Date: Jun 1, 2026 if ordered today
Estimated Ship Date: Jun 1, 2026 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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Exhaust Manifold Hardware Kit
Part Number: RNB-32110
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Springs, Exhaust Flange Hardware, Steel, Nickel Plated, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Pair
Part Number: RNB-03084
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Exhaust Manifold Hardware, Exhaust Flange Hardware, Bolt/Nut/Spring, Steel, Natural, Each
Part Number: RNB-03136
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Bolt, Steel, Set of 6
Part Number: RNB-03088
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Bolt, Steel, Set of 6
Part Number: RNB-03088CD
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Exhaust Manifold Hardware, Exhaust Manifold Mounting Hardware, Stud/Nut/Spring, Each
Part Number: RNB-03091
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Muffler, MSL, Buick, Oldsmobile, Each
Part Number: APH-700143
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, Each
Part Number: APH-2118
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Ultra EPA Catalytic Converter
Part Number: WLK-14712
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Exhaust Pipe, Intermediate Pipe, Steel, Aluminized, 2 in. O.D., Buick, Each
Part Number: WLK-55154
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Exhaust Pipe, Intermediate Pipe, Steel, Aluminized, 2.25 in. O.D., Buick, Cadillac, Oldsmobile, Pontiac, Each
Part Number: WLK-55162
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Resonator, Natural, Steel, Each
Part Number: WLK-55170
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
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