4:2:1 Exhaust Manifold

This 4:2:1 manifold features laser cut stainless steel 8mm flanges. The primaries are 1.625”/41.27mm. The secondary is is 1.875″/47.63mm. The manifold exit dimensions are 2.5″/63.5mm. This part is designed to be used with both Piper & stock parts.

All parts are made to order and have a 10 to 14 working day lead time before goods are dispatched.
PLEASE NOTE: This manifold only has one oxygen sensor hole.
Please purchase link pipe with or without sports cat for installation of the second oxygen sensor. Also available as a 4-1 manifold option.

Please note that all sports cats, de-cats are strictly for TRACK/OFF ROAD USE ONLY.
Special Order Item – see T&C.