Mongoose Sports Cat Ford Focus ST Flywheel and what will work in

and what will work in the future:

Ability to calibrate O2 sensor for maximum accuracy

All Mongoose systems offer superb fit

Comes complete with all fittings

NOW ABLE TO FLASH Evo 5/6 & 10

Mongoose Sports Cat Ford Focus ST Flywheel and what will work inMongoose Performance Exhausts are one of the longest established names in the stainless steel exhaust world. All Mongoose exhausts are produced using the best materials and the finest manufacturing processes. The systems are made from 1. 5mm or 1. 2mm thick T304 stainless tubing bent on the finest mandrel bending machines giving amazing build quality. We are confident that our exhausts will never rust or fail, so much so that each Mongoose is