Billet Aluminum Coolant Port Fitting Upgrade for BMW 330i (F31) These install into the post-catalyst

These install into the post-catalyst O2 sensor bungs on each N63 Downpipe

Gains are 80whp/100wtq on pump gas and up to 150whp/175tq on higher octane or E85 mixtures

8) When equipped with a JB4 integrated flex fuel sensor or JB4 virtual flex fuel sensor can automatically adjust port injection volume based on the E85 mixture allowing for easy mixture changes

Applications• N54 3

M235i xDrive

Billet Aluminum Coolant Port Fitting Upgrade for BMW 330i (F31) These install into the post-catalystMetal Coolant Port Fitting Upgrade for BMW This heavy duty billet aluminum fitting is a metal direct replacement for the weak plastic factory coolant fitting which is prone to cracking and failure over time especially during disassembly. The factory plastic part heats and cools thousands of times and eventually becomes brittle and will crack and fail. Just a matter of time. Applications N54 3. 0L twin turbo motors 135i, 335i, 335ix, and 1M N52 N53 (3.