E46 M3/E85 Z4M S54 Custom Tune (MSS54)

You’re here because you know quality when you see it. With a stunning engine and an equally beautiful car, choosing the right tuner is essential. Let’s skip the small talk and dive right in!

Why settle for an off-the-shelf (OTS) tune from the competition when you can have direct support from our expert tuner for the life of your vehicle? As long as no major changes have been made to your car, we offer free retunes—because your tune should be as unique as your ride. Competitors wouldn’t take the extra 20 minutes to customize it just for you.

Daily Stage 1:

• Hard Limiter
• Throttle Enhancements
• VANOS Adjustments

Daily Stage 2:

• Everything from Stage 1 +
• More Aggressive Throttle Enhancements in Sport Mode
• Enhanced VANOS Adjustments
• More Aggressive Timing Adjustments (93 OCTANE ONLY)

Daily Stage 3:

• (REQUIRED) CSL Intake (NO MAF)
• Everything from Stage 2 +
• Alpha-N Tuning
• 2 Hours of Dedicated One-on-One Remote/Local Tuning