Got 3rd gear issues? The 3rd gear extender is a a great bandaid to extend life of your trans until you get a chance to rebuild. Dodge Neon Srt4 3rd Gear 1-3-5 Extender T-850 custom machined by FWD performance, who has been a fwd turbo dodge and srt4 vendor since 1999, and has been rebuilding t-850s since 2003.