BUICK REGAL Exhaust

Muffler, 80 Series, Crossflow, Internal Chamber, Dual Style, 2 1/2 in. Inlet/Outlet Each End, 18 x 9 3/4 x 4 in. Oval Case, Steel, Black, GM, Each

Part Number: FLO-42582

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Exhaust Downpipes, Stainless Steel, Mounts to Cast Iron Manifolds, Natural, 2.5 in. Diameter, 3-bolt, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: PYE-DGU13S

4.2 out of 5 stars ( 10 )

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Muffler, 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042543

4.92 out of 5 stars ( 12 )

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Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair

Part Number: DOU-D330

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Headers, Tri-Y, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: DOU-D370Y

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Estimated Ship Date: May 8, 2026 if ordered today

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Exhaust Manifold Hardware, Bolts, Stainless Steel, Natural, 8mm x 1.25, 30mm Length, Cadillac, Chrysler, Chevy, Dodge, GMC, Set of 12

Part Number: RNB-03413HP

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Muffler, Delta Flow 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842543

4.5 out of 5 stars ( 4 )

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Exhaust Manifold Hardware, Black, Steel, Chevrolet, 5.7L, Kit

Part Number: FEL-ES75120

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Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3.5 in. Collector, Automatic, Chevy, Pair

Part Number: SCH-186

4.11 out of 5 stars ( 9 )

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Catalytic Converters, Stainless Steel Case, 2.25 in. Slip Fit Inlet/Outlet, 14.00 in. Overall Length, Audi, Chevy, Chrysler, Ford, Jeep, Toyota, Each

Part Number: APH-602205

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Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842446

4.86 out of 5 stars ( 7 )

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Check Valve, A.I.R., Secondary Injection, Aluminum/Plastic, Black/Natural, Buick, Chevrolet, GMC, Each

Part Number: ADO-12639108

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Catalytic Converter, California Grade CARB Compliant Universal Catalytic Converter, Stainless Steel, For use on Acure®, Alfa Romeo, Each

Part Number: MPE-3322304

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Estimated Ship Date: May 1, 2026 if ordered today

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Catalytic Converters, Universal, Single 2.50 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 14.00 in. Overall Length, Each

Part Number: APH-602206

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Catalytic Converter, Stainless Steel, Universal, 2 1/2 in. Inlet/Outlet, 16 in. Length, Each

Part Number: MPE-94006

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

Exhaust Manifold Bolts, Steel, Zinc Plated, Cadillac, Chevy, GMC, Chrysler, Dodge, Isuzu, Jeep, Set of 12

Part Number: RNB-03413B

4.59 out of 5 stars ( 27 )

Estimated Ship Date: Today

Exhaust Manifolds, LS Cast Tubular, Cast Iron, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: PTE-H8097-B

4.75 out of 5 stars ( 4 )

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Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair

Part Number: DOU-D330-B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: May 7, 2026 if ordered today

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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

5.0 out of 5 stars ( 1 )

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Muffler, Glasspack, Red Pack, Steel, Red, 2.00 in. Inlet/2.00 in. Outlet, 26 in. Length, Each

Part Number: MPE-13134

Not Yet Reviewed

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Flange, Exhaust, 3-bolt, Low-carbon Steel, Natural, 2.5 in. Diameter, Each

Part Number: WLK-31900

4.67 out of 5 stars ( 15 )

Estimated Ship Date: Today

Exhaust Manifold, Buick, Chevy, GMC, Oldsmobile, Pontiac, Car, Pickup, SUV, Van, V8, Passenger Side, Each

Part Number: RNB-674-202

4.4 out of 5 stars ( 5 )

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Exhaust Manifold, Cast Iron, Natural, GM with Chevy, 5.0, 5.7L, Passenger Side, Each

Part Number: RNB-674-653

3.25 out of 5 stars ( 4 )

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CalCat CARB Catalytic Converter

Part Number: WLK-81327

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Exhaust Flange Hardware, Steel, Zinc Plated, Buick, Cadillac, Chevy, GMC, Pontiac, Set of 3

Part Number: RNB-03112

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today