CHEVROLET 5.3L/325 Exhaust

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.88 out of 5 stars ( 32 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Exhaust Manifolds 8502-3HKR

Exhaust Manifolds, Cast Iron, Black Ceramic Coated, Chevy, Small Block LS, Kit

Part Number: HOK-8502-3HKR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

MagnaFlow Performance 409 Stainless Steel 3 Inch Muffler 11219

Muffler, Performance, 3.00 in. Center Inlet, Standard 3.00 in. Center Outlet without Tip, Oval Case, Reversible, 409 Stainless Steel, Natural, Each

Part Number: MPE-11219

4.53 out of 5 stars ( 19 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Stainless Works Performance Headers LSS10C

Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair

Part Number: STW-LSS10C

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker LS Cast Iron Exhaust Manifolds 8501HKR

Exhaust Manifolds, Cast Iron, Natural, Engine Swap, Chevy, LS, Pair

Part Number: HOK-8501HKR

4.69 out of 5 stars ( 29 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Flowmaster Scavenger Series Elite Headers 814116

Headers, Scavenger Series Elite, Long Tube, Stainless, Polished Ceramic Coated, Chevy, LS Engine, Pair

Part Number: FLO-814116

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Chromoly Header Bolt Kits 134-1102

ARP Chromoly Header Bolt Kits 134-1102

Header Bolts, Hex Head, 30mm UHL, 10mm Wrench, 8740 Chromoly, Black Oxide, Chevy, LS, Set of 12

Part Number: ARP-134-1102

5.0 out of 5 stars ( 32 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

MagnaFlow Direct-Fit Catalytic Converters 93419

Catalytic Converter, Stainless Steel, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, Front, Each

Part Number: MPE-93419

3.78 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart Headers 70301411-RHKR

Headers, Blackheart, Shorty,1 7/8 in. Primary, Stainless Steel, Natural, Chevrolet, GMC, Pair

Part Number: HOK-70301411RHKR

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Walker Ultra Direct-Fit Catalytic Converters 50490

Catalytic Converter, Direct Fit, Stainless Steel, Ceramic, Chevrolet, GMC, Each

Part Number: WLK-50490

3.67 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart LS Swap Headers BH14365

Headers, Blackheart, LS Swap, Long Tube, 3 in. Collector Diameter, 1 7/8 in. Tube Diameter, 304 Stainless Steel, Natural, Chevy, Pair

Part Number: HOK-BH14365

Not Yet Reviewed

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart LS Swap Headers 8505HKR

Exhaust Manifold, Blackheart LS Swap, Cast Iron, Natural, Rear Dump, Universal, Pair

Part Number: HOK-8505HKR

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Kooks Headers Race Long Tube Headers 28502200

Headers, Long Tube, Stainless Steel, Natural, 1.75 in. Tube, 3.00 in. Collector, Chevy, Small Block, Pair

Part Number: KOK-28502200

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Pro LS Turbo Manifolds SUM-G9302

Exhaust Manifolds, Cast 304 Stainless Steel, Natural, Twin-Turbo Hi mount, T-4 Flange, LS Series Engines, Driver and Passenger Side, Chevy, Pair

Part Number: SUM-G9302

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart Headers 70101518-1HKR

Headers, Blackheart, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair

Part Number: HOK-701015181HKR

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart Exhaust Systems 70501364-RHKR

Exhaust System, Blackheart, Header-back, 3 in. Dual, Split Side, Stainless, Turbo Mufflers, Buick, Chevy, Oldsmobile, Pontiac, V8, Kit

Part Number: HOK-70501364RHKR

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Doug's Headers D3373

Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair

Part Number: DOU-D3373

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Walker Heavy-Duty U-Bolt Clamps 35337

Muffler U-Clamp, Exhaust Clamp, Heavy Duty, 2.5 in. Steel, Each

Part Number: WLK-35337

4.85 out of 5 stars ( 26 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hedman Street Headers 69690

Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair

Part Number: HED-69690

4.56 out of 5 stars ( 34 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

ARP Chromoly Header Bolt Kits 134-1202

Header Bolts, 12-Point Head, 30mm UHL, 3/8 in. Wrench, Steel, Black Oxide, Chevy, LS Engine, Set of 12

Part Number: ARP-134-1202

5.0 out of 5 stars ( 44 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Borla S-Type Cat-Back Exhaust Systems for 2019-2025 SIERRA 1500, SILVERADO 1500 - 140770BC

Exhaust System, S-Type, Cat-Back, Single In/Dual Out, Stainless Steel, Natural, Split Rear Exit, Black Chrome Tips, Chevy, GMC, 5.3L Gen V, Kit

Part Number: BOR-140770BC

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Summit Racing™ Cast Exhaust Manifolds SUM-G9084S

Exhaust Manifolds, High Silicon Ductile Iron, Silver Ceramic Coated, Chevy, LS Series Engines, Pair

Part Number: SUM-G9084S

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Stage 8 Locking Header Fastener Kits 8900

Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, 4.8, 5.3, 5.7L, V8, Set of 12

Part Number: STG-8900

4.83 out of 5 stars ( 36 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Kooks Headers Race Long Tube Headers 28502400

Headers, Long Tube, Stainless Steel, Natural, 1.88 in. Tube, 3.00 in. Collector, Chevy, Small Block, Pair

Part Number: KOK-28502400

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air

Hooker Blackheart Super Competition Headers 70101508-1HKR

Headers, Blackheart Super Competition, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, LS Swap, Pair

Part Number: HOK-701015081HKR

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 4/27/2026 if shipped by air

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Estimated Ship Date: Monday 4/27/2026 if shipped by air