1978 Mufflers

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

Part Number: FLO-72198

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Today

Muffler, 80 Series, Crossflow, Internal Chamber, Dual Style, 2 1/2 in. Inlet/Outlet Each End, 18 x 9 3/4 x 4 in. Oval Case, Steel, Black, GM, Each

Part Number: FLO-42582

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Muffler, 80 Series, Crossflow, 409 Stainless Steel, Single 2.5 in. Offset Inlet, Dual 2.5 in. Offset Outlets, Each

Part Number: FLO-842583

4.88 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Super 40 Series, Oval, Stainless, Single Center 3.0 in. Inlet, Dual Offset 2.5 in. Outlets, Each

Part Number: FLO-8530452

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Today

Muffler, 80 Series, 2 1/2 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-42583

4.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

• Free Shipping

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: Today

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

Part Number: HOK-21729HKR

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Today

• Free Shipping

Muffler, Tru-Fit Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlets, Each

Part Number: WLK-18104

Not Yet Reviewed

Estimated Ship Date: Today

Muffler, Quiet-Flow 3, 1 3/4 in. Inlet, Steel, Aluminized, Mercedes-Benz, Each

Part Number: WLK-45924

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Jan 15, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: WLK-22171

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Jan 14, 2026 if ordered today

• Drop Ship
• Special Order