Porsche 997.2 Carrera Long Tube Competition Headers Add O2 Spacers?:No We are not able to

We are not able to check stock on this product until after an order has been placed - PRICED PER RIM

This exhaust forgoes any mufflers and resonators and as such will have in-cabin presence which is sorely missing from the factory setup – and more so with an aftermarket downpipe – if you are looking for an absolutely drone free experience with an aftermarket downpipe

Refunds or any Cancellations once an order has been placed

thin flanges and squashed primary tubing – ultimately holding back power

Porsche 997.2 Carrera Long Tube Competition Headers Add O2 Spacers?:No We are not able toDEVELOPMENT AND TESTING: The factory headers on the 911 were designed to be easy and cheap to manufacture while also conforming to the performance killing emissions standards of the market. The stock headers use cheap pressed flanges, squashed primary tubing, generic collectors and massive catalytic converters all robbing your Carrera of the sound and performance it deserves. By smoothing the interface between the flange primary tubes, using smooth