1990 GMC Exhaust | Summit Racing

MagnaFlow Universal Catalytic Converters 94016

Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 16 in. Length, Each

Part Number: MPE-94016

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converters 3391476

Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Chevy, GMC, 4.3L, 4.8L, 5.7L, 7.4L, Each

Part Number: MPE-3391476

Not Yet Reviewed

Estimated Ship Date: May 6, 2026 if ordered today

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Estimated Ship Date: May 6, 2026 if ordered today

Walker Tail Spouts 41233

Exhaust Tip, Steel, Aluminized, Overall Length 12 in., 2.75 in. Diameter, Turndown, Universal, Each

Part Number: WLK-41233

3.4 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Walker Heavy-Duty Steel 4 Inch Muffler 22004

Muffler, Heavy-Duty, Oval, Steel, Aluminized, 4.00 in. Offset Inlet/Outlet, 34.00 in. Overall Length, Each

Part Number: WLK-22004

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

AP Exhaust OE Replacement Steel 3 Inch Muffler 3533

AP Exhaust OE Replacement Steel 3 Inch Muffler 3533

Muffler, OE Replacement, Steel, Aluminized, Chevy, GMC, 4.3, 5.7, 7.4L, Each

Part Number: APH-3533

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Walker Exhaust Intermediate Pipes 45344

Exhaust, Intermediate Pipe, Steel, Aluminized, 3 in., Chevy/GMC, 5.7L, Each

Part Number: WLK-45344

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

AP Exhaust Intermediate Pipes 48300

Not Yet Reviewed

Estimated Ship Date: May 6, 2026

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Walker Quiet-Flow 3 Steel 3 Inch Muffler 22673

Muffler, Quiet-Flow 3, 3 in. Inlet/3 in. Outlet, Steel, Aluminized, Chevy, GMC, Each

Part Number: WLK-22673

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Walker Exhaust Intermediate Pipes 43729

Intermediate Pipe, Steel, Aluminized, 2.50 in. Outside Diameter, Ford, Pickup, Each

Part Number: WLK-43729

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Walker Exhaust Hangers 35148

Bracket Exhaust GM Truck

Part Number: WLK-35148

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ATP Exhaust Manifolds 101062

Exhaust Manifolds, Cast Iron, Natural, Straight Male Flange, Right, Chevrolet, GMC, Each

Part Number: ATP-101062

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Dorman Exhaust Manifold Mounting Hardware 03401

Exhaust Manifold Hardware, Studs, Bolts, Buick, Chevy, GMC, Oldsmobile, Pontiac, Set of 6

Part Number: RNB-03401

3.27 out of 5 stars ( 11 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Walker Universal Tru-Fit Steel 3 Inch Muffler 18180

Muffler, Tru-Fit Series, Steel, Aluminized, 3.00 in. Inlet/3.00 in. Outlet, Each

Part Number: WLK-18180

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Walker Exhaust Intermediate Pipes 43794

Exhaust, Intermediate Pipe, Steel, Aluminized, 3 in., Chevy/GMC, 5.7L, Each

Part Number: WLK-43794

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Hedman Street Headers 69386

Headers, Street, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, 454, Pair

Part Number: HED-69386

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

Walker Direct-Fit SoundFX Steel 2.5 Inch Muffler 18274

Muffler, Direct Fit, SoundFX, Steel, Aluminized, 2.50 in. Inlet, 2.25 in. Outlet, Chevy, GMC, Each

Part Number: WLK-18274

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Hedman Street Headers 63093

Headers, Street, Long Tube, Steel, Black Ceramic Coated, Chevy, GMC, Small Block, Pair

Part Number: HED-63093

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

Patriot Clippster Headers H8051-1

Headers, Clippster, Mid-Length, Steel, Ceramic Coated, Chevy, GMC, Small Block, V8, Pair

Part Number: PTE-H8051-1

Not Yet Reviewed

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

Dorman Exhaust Manifolds 674-238

Exhaust Manifold, Chevy, GMC, 6.0, 7.0L, Driver Side, Each

Part Number: RNB-674-238

Not Yet Reviewed

Estimated Ship Date: May 5, 2026 if ordered today

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Estimated Ship Date: May 5, 2026 if ordered today

Hedman Street Headers 69471

Headers, Street, Mid-Length, Steel, Temporary Paint, Chevy, GMC, 5.0L, 5.7L, Pair

Part Number: HED-69471

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

Dorman Exhaust Manifold Mounting Hardware 675-216

Exhaust Flange Hardware, 10mm x 1.5 Studs, Bolts, Springs, Kit

Part Number: RNB-675-216

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ATP Exhaust Manifolds 101086

Exhaust Manifolds, Cast Iron, Natural, Left, Chevrolet, GMC, Oldsmobile, Each

Part Number: ATP-101086

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Hedman Specialty and Engine Swap Headers 69523

Headers, Specialty and Engine Swap, Mid-Length, Steel, Black Ceramic Coated, Chevy, GMC, Pair

Part Number: HED-69523

Not Yet Reviewed

Estimated Ship Date: Jul 3, 2026 if ordered today

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Estimated Ship Date: Jul 3, 2026 if ordered today

Walker Exhaust Intermediate Pipes 43923

Intermediate Pipe, Steel, Aluminized Finish, 2.5 in. o.d., Chevy, GMC, Each

Part Number: WLK-43923

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air

ATP Exhaust Manifolds 101064

Exhaust Manifolds, Cast Iron, Natural, Left, Chevrolet, GMC, Each

Part Number: ATP-101064

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 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 4/20/2026 if shipped by air

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Estimated Ship Date: Monday 4/20/2026 if shipped by air