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Universal Muffler
Part# 40477 What vehicle does this fit?

Has Valves FALSE
- Universal muffler. Reversible design.
- Transverse flow design, originally designed for F-Body Camaros and Firebirds
- Un-Notched necks are designed for weld in installation
- If clamping, use wide (2 bolt style) clamps 18004
- Alternate muffler with Notched necks is 400498 (use 1" band clamps 18325)
Price: $390.99
ProXS Universal Muffler
Part# 40348 What vehicle does this fit?

Has Valves FALSE
- Universal muffler. Reversible design. Single inlet, dual outlet.
- 2.5" Center Inlet/ 2.5" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 25" Overall Length
- Un-Notched necks are designed for weld in installation. If clamping use 3" wide band clamps 18004.
- Alternate muffler with Notched necks is 400478 (use 1" wide band clamps 18325)
Price: $187.99
Universal Muffler
Part# 400498 What vehicle does this fit?

Pipe Diameter:Single 3" Inlet with Dual 2.5" Outlet After Muffle
Has Valves FALSE
- Universal muffler. Reversible design.
- Transverse flow design, originally designed for F-Body Camaros and Firebirds
- Notched necks are designed for clamp in installation, use band clamps 18325
- Alternate muffler with Un-Notched necks is 40477. If clamping, use band clamps 18004.
Price: $398.99
ProXS Universal Muffler
Part# 400485 What vehicle does this fit?

Has Valves FALSE
- Universal muffler. Reversible design. Single inlet, dual outlet.
- 2.5" Center Inlet/ 2.5" Dual Outlet, 4" x 9.5" Oval, 19" Long Body, 24" Overall Length
- Notched necks are designed for clamp in installation. Use 1" wide band clamps 18325.
- Alternate muffler with Un-Notched necks for weld in installation is 40348
Price: $194.99
