E63 Billet intake manifolds (W213) w463 so optional ports for nitrous

so optional ports for nitrous

All ZAC OPTIMUM tunes are covered by our 14 day satisfaction guarantee for your piece of mind

you get more than just performance upgrades—you get reliable products at unbeatable prices

Have a shorter insulator and retains less heat at the tip end are only required when higher boost levels cause increased cylinder head temperatures

The outer electrode incorporates a square platinum chip which improves durability

E63 Billet intake manifolds (W213) w463 so optional ports for nitrousM177 LS2 BILLET INTAKE MANIFOLDS The factory manifolds are constructed from plastic, in 2 halves and then plastic welded (melted) together) This construction method is economical for large scale production, and (mostly) ok for standard engine power. However, the limits of the factory manifolds are well documented Furthermore, the plastic is not able to be drilled or tapped, so optional ports for nitrous, meth, or boost sense cannot be added. Finally,