GMC Exhaust

Muffler, Flowmaster 40 Series, 3 in. Offset Inlet/3 in. Center Outlet, Steel, Black, Each

Part Number: FLO-43041

4.83 out of 5 stars ( 47 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17733

4.64 out of 5 stars ( 72 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: FLO-71229

4.61 out of 5 stars ( 71 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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 3/23/2026 if shipped by air

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 3/23/2026 if shipped by air

Muffler, FlowFX Series, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Stainless Steel, Natural, Each

Part Number: FLO-71225

4.58 out of 5 stars ( 26 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: FLO-71236

4.8 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-43043

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17223

4.65 out of 5 stars ( 17 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17222

4.96 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Exhaust Y-Pipe, Replacement, Chevy, Small Block, Each

Part Number: WLK-40295

4.21 out of 5 stars ( 34 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

• Oversize $9.99

Muffler, FlowFX Series, 3.5 in. Inlet/3.5 in. Outlet, Stainless Steel, Natural, Oval Body, Each

Part Number: FLO-74151

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17748

4.6 out of 5 stars ( 30 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: WLK-21054

4.25 out of 5 stars ( 40 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: FLO-842518

4.82 out of 5 stars ( 33 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

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

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: WLK-17749

4.75 out of 5 stars ( 32 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each

Part Number: WLK-17219

4.86 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, FlowFX Series, Round, 3.0 in. Inlet, 3.0 in. Outlet, 409 Stainless Steel, Natural Finish, Each

Part Number: FLO-72619

Not Yet Reviewed

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, American Thunder 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-430402

4.76 out of 5 stars ( 21 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each

Part Number: WLK-17221

4.27 out of 5 stars ( 22 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, FlowFX Series, 3 in. Inlet/2.5 in. Outlets, Stainless Steel, Natural, Each

Part Number: FLO-72198

4.29 out of 5 stars ( 14 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Natural, Chevy, GMC, Each

Part Number: WLK-21762

3.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Header Fasteners, Locking Header Bolts, Internal Allen/Hex Head, Stainless Steel, Chevy, Set of 12

Part Number: MRG-2235G

4.89 out of 5 stars ( 9 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air

Exhaust Tip, Stainless, Polished, Slant, Non-Rolled Edge, 2.5 in. Inlet, 3 in. Outlet, 13 in. Long, Each

Part Number: FLO-15362

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/23/2026 if shipped by air