Comp Cams Hi-Tech Pushrods:3/8" Diameter,10.650" Length Scale Suspension and Z4 M variants are

and Z4 M variants are NOT compatible

this system connects directly to either the factory front pipe or the PLM front pipe while retaining compatibility with OEM heat shields for a clean and straightforward installation

applicable to various clean flat surfaces

the same sort of benefits can be seen by adding a similar bellmouth (in this case a velocity stack) to the end of your cold air intake

Comp Cams Hi-Tech Pushrods:3/8" Diameter,10.650" Length Scale Suspension and Z4 M variants areHi Tech Pushrods: 3 8" Diameter,10. 650" Length The pushrod is one of the most important pieces of the valve train, but all too often its taken for granted. Pushrods not only have to be strong enough to not fail, bend or burn up at the ends, they must also match the frequency of all the rest of the parts in the valve train, as well as the rpm at which the engine will be run. Todays all out race engines demand the highest quality components at every