PONTIAC 6.6L/400 Mufflers & Resonators

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: Tomorrow

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

Part Number: FLO-42441

4.87 out of 5 stars ( 31 )

Estimated Ship Date: Tomorrow

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: Tomorrow

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: Tomorrow

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: Tomorrow

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: Tomorrow

Muffler, Quiet-Flow 3, 2 1/2 in. Inlet/2 in. Outlet, Steel, Aluminized, Chevy, GMC, Pontiac, Each

Part Number: WLK-21784

4.85 out of 5 stars ( 13 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Muffler, Super 44 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-842448

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Muffler, Glasspack, Red Pack, Steel, Red, 2.00 in. Inlet/2.00 in. Outlet, 26 in. Length, Each

Part Number: MPE-13134

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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

Part Number: WLK-17739

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Muffler, SoundFX Series, Steel, Aluminized, 2.25 in. Inlet/2.25 in. Outlet, Each

Part Number: WLK-18230

4.79 out of 5 stars ( 19 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Muffler, Quiet-Flow 3, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Aluminized, GM, Each

Part Number: WLK-22317

4.5 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Muffler, Tru-Fit, Steel, Aluminized, 2.25 in. Inlet, 2.25 in. Outlet, 26.0 in. Length, Each

Part Number: WLK-18113

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Resonator, Aluminized, Steel, Each

Part Number: WLK-21992

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• $20.00 Summit Bucks
• Special Order

Resonator, Round, Steel, Aluminized, 2.25 in. Center Inlet, 2.50 in. Center Outlet, Buick, Chevy, Pontiac

Part Number: WLK-21687

Not Yet Reviewed

Estimated Ship Date: Tomorrow

• $20.00 Summit Bucks

Muffler, Glasspack, Red Pack, Steel, Red, 2.25 in. Inlet/2.25 in. Outlet, 22 in. Length, Each

Part Number: MPE-13125

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Muffler, Challenge, Steel, Aluminized, Chevy, Pontiac, Each

Part Number: APH-3008

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Special Order