Mufflers & Resonators

Muffler, ProXS, Oval Case, Stainless, 2.25 in. Center Inlet, 2.25 in. Offset Outlet, 19 in. Case Length, Each

Part Number: BOR-400483

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, Glasspack, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Natural, Each

Part Number: SUM-630802

4.71 out of 5 stars ( 38 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Quiet-Flow SS, Oval, Stainless Steel, Aluminized, 2.25 in. Center Inlet/Outlet, Ford, Mercury, Each

Part Number: WLK-56233

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Oversize $7.99

Muffler, XR-1 Racing, Oval, Stainless, Brushed, 3 in. Center Inlet/3 in. Center Outlet, 34 in. Overall Length

Part Number: BOR-400115

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, Race Series, 3.00 in. Inlet/3.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-14149

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, ProXS, Oval Case, Stainless, Dual 2.5 in. Inlet, Dual 2.5 in. Outlet, 19 in. Case Length, Each

Part Number: BOR-400493

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Mufflers, Turbo Chambered, Oval Case, Stainless Steel, Natural, Single 3.00 in. Offset Inlet/Outlet, 18.000 in. Overall Length, Each

Part Number: STW-TM5C3O3OPS

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, Smithy, 2.5 in. Inlet/2.5 in. Outlet, Steel, Hammertone, Each

Part Number: PTE-H3016

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 23.000 in. Overall Length, Chevy, GMC, Each

Part Number: WLK-21424

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, XR-1 Racing, Round Case, Stainless, Brushed, 4 in. Center Inlet/Outlet, 16 in. Case Length, Each

Part Number: BOR-400374

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, 2.00 in. Inlet/2.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-12214

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Exhaust Insert, 2-Disc Inserts, 7 in. Long, 2.50 in. Diameter, Steel, Each

Part Number: CCI-2DI25R

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Round, Smooth Tube, 409 Stainless Steel, Bright Brushed, 2.50 in. Center Inlet/Outlet, 14.00 in. Case Length, Each

Part Number: SUM-630870

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Aero Chamber, 3 1/2 in. Inlet/3 1/2 in. Outlet, Steel, Aluminized, Each

Part Number: HOK-21507HKR

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, 2.00 in. Inlet/2.00 in. Outlet, Stainless Steel, Natural, Each

Part Number: MPE-11254

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, Xlerator Performance, Stainless Steel, Natural, Chrysler, Dodge, Ford, V8, Each

Part Number: APH-XS1236

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Thrush, Steel, Aluminized, Welded, Chambered, 3.0 in. Center Inlet/2.50 in. Dual Outlet, Each

Part Number: WLK-17661

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Xlerator Performance, Stainless Steel, Natural, Chevy, GMC, 5.7L, Each

Part Number: APH-XS2589

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Feb 25, 2026 if ordered today

• Drop Ship
• Special Order

Muffler, Ultra Flo Welded, 4 in. Inlet/4 in. Outlet, Stainless Steel, Each

Part Number: WLK-17225

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, High-Flow Turbo, Oval, 18.00 in. Case length, 2.50 in. Inlet, 2.50 in. Outlet, Offset Inlet, Offset Outlet, Steel, Aluminized, Each

Part Number: SUM-641225-XL

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Exhaust Resonator, Premium Helmholtz Resonator, 304 Stainless Steel, Brushed, 3 in. Inlet/Outlet, 12.24 in. Length, Each

Part Number: AXR-MUH0021

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 3, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Muffler, Super 40 Series, Oval, Stainless, Offset 3.0 in. Inlet/Outlet, 13.5 in. Case Length, Each

Part Number: FLO-853048

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Mufflers, Quiet-Flow SS, Stainless Steel, Aluminized, 22.000 in. Overall Length, Cadillac, 3.6L, Each

Part Number: WLK-21532

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Muffler, Quiet-Flow, 2 1/2 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, Jeep, Each

Part Number: WLK-21544

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• Free Shipping

Muffler, 9000 Series Super Pro Street, Rectangular, Chambered, Steel, Aluminized, 2.50 in. Center Inlet/2.50 in. Offset Outlet, Each

Part Number: SIH-9332

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air