N nat86 Active Member Joined Oct 27, 2013 Nov 7, 2016 #1 51 degrees outside and Cal Hartline did some tuning on my xfi for faster start up on e98 thank you Cal !!!and thanks Rjc racing for the 4 inch single shot exhaust sounds good . Sent from my SM-N910T using Tapatalk
51 degrees outside and Cal Hartline did some tuning on my xfi for faster start up on e98 thank you Cal !!!and thanks Rjc racing for the 4 inch single shot exhaust sounds good . Sent from my SM-N910T using Tapatalk
BEATAV8 The Engine Whisperer Joined Feb 14, 2002 Nov 7, 2016 #2 I've got one of those 4" RJC systems waiting for me to install. Looking forward to that!