jkidd_39 New member Joined Jan 23, 2010 Messages 751 Nov 7, 2011 #1 I am going to block off plates on my 6.4. As it's a work truck I just don't see the high backpressure levels others are w/ 310 and 345 tunes. Also, it's a 4 inch downpipe. Asking $1100 shipped + 3%pp fee. Paypal preferred.
I am going to block off plates on my 6.4. As it's a work truck I just don't see the high backpressure levels others are w/ 310 and 345 tunes. Also, it's a 4 inch downpipe. Asking $1100 shipped + 3%pp fee. Paypal preferred.
