going any larger is impossible in the stock location without making major changes
AutoSpecialists Focus ST Carbon Fibre look Gen2 CAIS 'Cold Air Induction System' Gain 10 - 18 bhp depending on spec of your ST
It takes a lot of time in research and development to make a fully tapered Inlet work This new Pumaspeed Intake manifold plenum is the product of this extensive R+D period where no effort was spared and no compromise taken
This Intercooler kit has been produced for the 2005 onwards Vauxhal Astra VXR (H chassis)
For track day cars use VXL130M
BW EPR H Beam Rod Set Gen 2 4G63 150mm Transmission going any larger is impossibleBridgeway Forged Billet 4340 rod, EPR series H Beam, Mitsubishi 4G63 EVO 2G, 150mm length, groove bushed pin, with3 8" 24x1. 600" ARP2000 bolts, set of 4. LENGTH BIG BORE BE WIDTH PIN BORE PE WIDTH WEIGHT mm Inches mm Inches mm Inches mm Inches mm Inches grams 150. 0 5. 906 48. 000 1. 890 26. 40 1. 039 22. 0 0. 866 23. 00 1. 906 430 166 596