Originally Posted by BLACK MARKT
Here's the question I really want to know ...
If you add DP's whether with or without cats will you need a tune to accompany the upgrade?
I will definitely want that option. Are you following that thread on the Manhart Tune Group Buy?
2014 Grand Cherokee SRT8 - her car
2013 M5, AW, black extended merino, AMS DP's, BEL Sti-R, Laser Blinder, RKT lip, MSR CAI
2014 JK Rubicon Unlimited, Daily Driver
2011 535i - (temp car) SOLD
2008 E60 M5 - Gone