Piper 0 Silencer Cat-Back Exhaust for Vauxhall Opel Astra H Mk5 VXR OPC Z20

This "cat back" has 0 silencers. It has been constructed using 3/76.2mm stainless steel tubing. This part is designed to be used with both Piper & stock parts. A - 3.5 Inwardly Rolled.

B - 3.0 Inwardly Rolled. C - 3.5 Outwardly Rolled. D - 3.0 Outwardly Rolled. I - 4.0 Slash Cut. J - 5" x 3" Oval.

K2 - 5" x 3" Inwardly Rolled Slash Cut Parallel Oval. Piper Exhausts are built in the UK, from T304 stainless steel.

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