HKS 31013-BN002 Sport Exhaust Go to amazon.com Related posts The 8 best 240sx exhaust hks FeatureE-2 tipTip diameter is 83 millimeterReduces backpressure and increases exhaust flow DescriptionHKS Sport Exhaust (31013-BN002)Sport ExhaustPiping : 75mm, Tip: 83mm, Tip Style: E-1