JB4 N54 2 STEP / NLS Relay a8 d5 • ARM Dual Tips or

• ARM Dual Tips or Single Exit Selection

This high-performance upgrade optimizes engine performance and sound

Each S&B Body Mount kit includes brand-new OEM-designed bolts for hassle-free setup

compatible with all 4

Optional: For Extra Ordinary Performance with JB4 We also recommend Our S63 Downpipe

JB4 N54 2 STEP / NLS Relay a8 d5 • ARM Dual Tips orJB4 N54 2 STEP NLS Relay This add on kit for BMW N54 engines allows your JB4 to "2step" the engine (cycle power to the coils) to build boost when not under load. Useful as both a noisemaker for both manual and automatic transmissions, and for launching with manual transmissions. It also allows No Lift Shifting (NLS) for manual transmission cars. The relay kit requires a JB4, back end flash map, and BMS data cable or JB4 mobile connect kit. Note that