RV6 V3 Long Tube Jpipe Kit for 03-07 Accord V6 (3.0L)RV6 released the first production Jpipe in 2007. Over the next couple of years we worked with the community and did much research and development on the optimal Jpipe. The accumulations of experience lead to the V3 long tube Jpipe. Over 10 revisions were made to the initial prototype in order to equalize runner length and most importantly maximize ground clearance. Hours of dyno time were spent testing everything from tubing sizes, to length in order