Exhaust

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

Part Number: FLO-42541

4.74 out of 5 stars ( 84 )

Estimated Ship Date: Monday 9/8/2025

Exhaust System, American Thunder, Dual, Crossmember Back, Split Rear, 2.5 in. Dia., w/H-Pipe and Mufflers, Steel, Aluminized, GM, A-Body, Kit

Part Number: FLO-17119

4.27 out of 5 stars ( 37 )

Estimated Ship Date: Monday 9/8/2025

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Exhaust System, PLM Series Exhaust Systems, Downpipe Back, No Muffler, Steel, Passenger Side Exit, Aluminized, 6.6L Duramax, Chevy, Kit

Part Number: MBR-S6005PLM

3.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/8/2025

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Muffler, FlowFX Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Natural, Round Body, Each

Part Number: FLO-71416

4.75 out of 5 stars ( 61 )

Estimated Ship Date: Monday 9/8/2025

Catalytic Converter, Stainless Steel Case, Metallic Substrate, 3 in. Slip Fit Inlet/Outlet, 8 in. Length

Part Number: FLO-2000130

4.8 out of 5 stars ( 15 )

Estimated Ship Date: Monday 9/8/2025

Muffler, FlowFX Series, 2.5 in. Inlet, 2.5 in. Outlet, 409 Stainless Steel, Natural Finish, Each

Part Number: FLO-71226

4.82 out of 5 stars ( 71 )

Estimated Ship Date: Monday 9/8/2025

Headers, Competition, Long Tube, Steel, Ceramic Coated, Chevy, Small Block, Pair

Part Number: HOK-2451-1HKR

3.52 out of 5 stars ( 46 )

Estimated Ship Date: Monday 9/8/2025

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Exhaust Manifold, SBC, Exhaust Manifolds, Rectangular Port, 2.5 in. Outlet, Natural, Pair

Part Number: HOK-8525HKR

4.0 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/8/2025

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Headers, Competition, Long Tube, Steel, Ceramic Coated, Chevy, GMC, 396, 402, 427, 454, Pair

Part Number: HOK-2455-1HKR

3.62 out of 5 stars ( 45 )

Estimated Ship Date: Monday 9/8/2025

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Muffler, Delta Flow 50 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-942551

4.84 out of 5 stars ( 37 )

Estimated Ship Date: Monday 9/8/2025

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Exhaust Cut-Outs, Electric, Weld-on, Round, Stainless Steel, Natural, 3.000 in. Diameter, Y-Pipe, Kit

Part Number: HOK-11052HKR

4.15 out of 5 stars ( 13 )

Estimated Ship Date: Monday 9/8/2025

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Catalytic Converter, Stainless Steel Case, Metallic Substrate, 2.5 in. Slip Fit Inlet/Outlet, 8 in. Long, Each

Part Number: FLO-2000125

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Monday 9/8/2025

Exhaust Hanger, Weld-On, Stainless Steel, 5.000 in. Long, Fits 3.000 in. Pipe, Each

Part Number: STW-UH3W

4.93 out of 5 stars ( 14 )

Estimated Ship Date: Monday 9/8/2025

Catalytic Converter, Universal, GESi High Flow, Stainless Steel, Metallic, 3 in. Outlet, 3 in. Inlet, Each

Part Number: STW-RTCMM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/8/2025

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Exhaust Cut-Outs, Electric, Weld-on, Round, Stainless Steel, Natural, 2.500 in. O.D., Y-pipe, Stainless Steel Tip, Pair

Part Number: HOK-11051HKR

5.0 out of 5 stars ( 13 )

Estimated Ship Date: Monday 9/8/2025

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

Part Number: FLO-42543

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Monday 9/8/2025

Muffler, Super 10 Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842515

4.85 out of 5 stars ( 111 )

Estimated Ship Date: Monday 9/8/2025

Muffler, FlowFX Series, 3 in. Offset Inlet/3 in. Center Outlet, Reversible, Stainless Steel, Natural, Each

Part Number: FLO-71229

4.59 out of 5 stars ( 68 )

Estimated Ship Date: Monday 9/8/2025

Muffler, Stainless Steel, Black, 2.5 in. Inlet/Outlet, 17 in. Length, 4 in. Thick, Each

Part Number: FLO-12512409

4.85 out of 5 stars ( 20 )

Estimated Ship Date: Monday 9/8/2025

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Exhaust System, Outlaw Series, 3.00 in., Cat-Back, 409 Stainless, Dual In/Dual Out, X-Pipe, Split Rear, 4.50 in Black Ceramic Coated Tips, Ram, Kit

Part Number: FLO-818197

Not Yet Reviewed

Estimated Ship Date: Sep 15, 2025 if ordered today

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Exhaust Manifold, SBC, Exhaust Manifolds, Rectangular Port, 2.5 in. Outlet, Black, Pair

Part Number: HOK-8525-3HKR

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/8/2025

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GM LS Turbo Exhaust Manifolds (except LS7 & LS9) - Natural Cast Finish

Part Number: HOK-8510HKR

4.18 out of 5 stars ( 11 )

Estimated Ship Date: Monday 9/8/2025

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Mufflers, FlowFX, Round Case, Stainless Steel, Natural, Single 3.00 in. Center Inlet/Outlet, 20.000 in. Overall Length, Each

Part Number: FLO-71419

4.76 out of 5 stars ( 38 )

Estimated Ship Date: Monday 9/8/2025

Exhaust System, American Thunder, Header-Back, Steel, Aluminized, Chevy, Pontiac, Kit

Part Number: FLO-17129

4.23 out of 5 stars ( 22 )

Estimated Ship Date: Monday 9/8/2025

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Headers, Competition, Long Tube, Steel, Painted, Chevy, GMC, 396, 402, 427, 454, Pair

Part Number: HOK-2455HKR

4.24 out of 5 stars ( 70 )

Estimated Ship Date: Monday 9/8/2025

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