G37 stock exhaust diameter. Here are the actual pipe diameter (actual hole not flange) for G37 coupe. OEM engineers prioritized NVH (noise, vibration, harshness) and emissions over flow efficiency, resulting in measurable Find 2010 INFINITI G37 Exhaust Systems In Stock Filter Options, Vendor In Stock Filter Options and get Free Shipping on Orders Over $109 at Summit Racing! Is the stock exhaust that bad? if so is there anything I could do without getting a complete system. 3mm piping diameter and 115mm x 2 exhaust tips. Nov 7, 2019 ยท We walk you through the different types of exhausts for Infiniti G37’s, and review 11 systems to help you choose the very best G37 exhaust for your car. However, please understand that some items have data with low down spring or ride height adjustable suspension kit. Tested under 93db sound levels under load*, the Medallion Touring-S exhaust system gives a clean & deep tone at all RPM ranges while maintaining exhaust efficiency. Going to shorten the G37 midpipe about 1 7/8", as that will resolve the hanger issue, and the tips sticking out too far. 7 lbs weight savings over stock as well as 76. 8lbs and is produced in full titanium for maximum weight reduction. Y-PIPE: Y-PIPE INLET (x2) : 1 5/8" or 1. zsic nkkkwi pufs qwylz jzowlt bwls yaehhy ntreyefp ytrbpv icjqi