MRP 4age 20v Velocity Stacks Billet
Billet T6061 Alloy
95mm – Blacktop 20v Fitment only (50mm bore)
70mm – Dual fitment Silvertop & Blacktop (inner bore is 49mm, for Silvertop a small amount of port matching is required for optimum performance as the bore is 48mm)
70mm version is a good all rounder and give lots of clearance in RWD applications (RHD cars)
95mm version provides the best power and induction noise. They can get close the the master cylinder in RWD applications (recommended to use a slim line brake master)
FWD applications fit with no issues and also fit with our Pipercross Filter Box.
Cap screws provided for mounting