BUICK Exhaust - Free Shipping on Orders Over $109 at Summit Racing

Summit Racing™ Spark Plug Boot Heat Shields SUM-889505BL

Heat Protection, Spark Plug Boot Heat Shields, Heat Resistant Polyimide Film Insert, Straight, Aluminum, Blue, 2 3/8 in. Long, LS/LT, Set of 8

Part Number: SUM-889505BL

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

AP Split 2-Bolt 2.094 Inch Exhaust Flange 9171

Exhaust Flange, Split 2-Bolt, Steel, Natural, 2.094 in. Diameter, Each

Part Number: APH-9171

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Walker Exhaust 2.25 Inch Flex Tubing 65052

Walker Quick-Fit Exhaust Flex Connector

Part Number: WLK-65052

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

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AP Exhaust Intermediate Pipes 121683

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026

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Walker Replacement Exhaust Insulators 35352

Exhaust hanger, Insulator, Each

Part Number: WLK-35352

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Dynomax Universal Y-Pipes 88030

Exhaust Pipe, Y-Pipe, Steel, Aluminized, Dual Inlet 3.00 in., 3.00 in. Single Outlet, Each

Part Number: WLK-88030

5.0 out of 5 stars ( 1 )

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Dorman Exhaust Manifolds 674-276

Exhaust Manifold, OEM Replacement, Cast Iron, Natural, GM, 5.0, 5.7L, Driver Side, Each

Part Number: RNB-674-276

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Hedman LS Engine Swap Black Maxx Headers 68153

Hedman LS Engine Swap Black Maxx Headers 68153

Headers, Full Length, Steel, Black Ceramic Coated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, LS Engine, Pair

Part Number: HED-68153

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

Dorman Exhaust Manifold Mounting Hardware 03422CD

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: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

MagnaFlow Direct-Fit Catalytic Converters for 2007 ENVOY, RAINIER, 2007-2009 TRAILBLAZER - 5451650

Catalytic Converter, Direct-Fit, Front, Chevrolet, Buick, GMC, Each

Part Number: MPE-5451650

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Estimated Ship Date: Feb 17, 2026 if ordered today

Walker Universal Tru-Fit Steel 2 Inch Muffler 18101

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: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Doug's Headers D3350-B

Headers, Mid-length, Steel, Temporary Non-high Temperature Paint, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: DOU-D3350-B

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

Doug's Headers D3357-B

Headers, Mid-length, Steel, High Temperature Black Paint, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair

Part Number: DOU-D3357-B

Not Yet Reviewed

Estimated Ship Date: Feb 24, 2026 if ordered today

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Estimated Ship Date: Feb 24, 2026 if ordered today

AP Exhaust Extra Heavy-Duty U-Clamps H212

Exhaust Clamp, U-Bolt, 2.50 in. Diameter, Steel, Natural, Each

Part Number: APH-H212

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

AP Exhaust Replacement Exhaust Insulators 8287

Exhaust Hangers, Insulator Style, Rubber, Black, Chrysler, Each

Part Number: APH-8287

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Hedman Street Headers 63609

Headers, Street, Mid-Length, Steel, Black Ceramic Coated, Chevy, Pontiac, Small Block, Pair

Part Number: HED-63609

Not Yet Reviewed

Estimated Ship Date: Apr 9, 2026 if ordered today

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Estimated Ship Date: Apr 9, 2026 if ordered today

MagnaFlow Universal Catalytic Converters 99209HM

Catalytic Converter, Heavy Metal, Stainless Steel, Each

Part Number: MPE-99209HM

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Walker Quiet-Flow SS 409 Stainless Steel 2.5 Inch Muffler 21683

Muffler - Quiet-FlowSS - Domestic - TK

Part Number: WLK-21683

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

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AP Exhaust OE Replacement Steel 2.25 Inch Muffler 2583

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026

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Patriot Tight Tuck Headers H8500-B

Headers, Tight Tuck, Block Hugger, Stainless Steel, Painted, Buick, 401, 425, Pair

Part Number: PTE-H8500-B

Not Yet Reviewed

Estimated Ship Date: Feb 23, 2026 if ordered today

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Estimated Ship Date: Feb 23, 2026 if ordered today

Ultimate Headers 321 Stainless Steel Headers 102192

Headers, LS Engine Swap, Long Tube, Stainless Steel, Satin Finish, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: JBC-102192

Not Yet Reviewed

Estimated Ship Date: Mar 19, 2026 if ordered today

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Estimated Ship Date: Mar 19, 2026 if ordered today

American Racing Headers GM A-Body Exhaust Systems AB-64300300HB

Exhaust Systems, GM A-Body, Header-back, Dual In/Dual Out, Stainless Steel, Natural, Split Rear Exit, Buick, Chevrolet, GMC, Olds, Pontiac, V8, Kit

Part Number: AMH-S00002

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

MagnaFlow Direct-Fit Catalytic Converters 49445

Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Saturn, 3.6L, Front Forward, Each

Part Number: MPE-49445

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Estimated Ship Date: Feb 20, 2026 if ordered today

Walker Universal Tru-Fit Steel 2.25 Inch Muffler 18104

Muffler, Tru-Fit Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlets, Each

Part Number: WLK-18104

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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Estimated Ship Date: Monday 2/2/2026

Sanderson Headers Blockhugger Headers CC10AP-158-P

Header, Block Hugger, Steel, Natural, 1 5/8 in. Tubes, 2 1/2 in. Collectors, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: SNH-CC10AP158-P

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Catco Federal/EPA Direct-Fit Catalytic Converters 5281

Catalytic Converter 12-15 4 Cyl. Mazda 5, 2.5L Engine, Front, Manifold Unit

Part Number: CTO-5281

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 16, 2026 if ordered today

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Estimated Ship Date: Feb 16, 2026 if ordered today

AP Exhaust MSL Maximum Steel 2.25 Inch Muffler 700293

Mufflers, MSL Maximum, Round Case, Steel, Aluminized, 28.500 in. Overall Length, Front Muffler, Buick, Chevy, Pontiac, V6, Each

Part Number: APH-700293

Not Yet Reviewed

Estimated Ship Date: Feb 18, 2026 if ordered today

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Estimated Ship Date: Feb 18, 2026 if ordered today