Vance & Hines 21+ Harley Davidson Touring / Softail FP4

The Vance & Hines FP4 brings our legendary fuel tuning and performance to your 2007-2023 Harley-Davidson motorcycles, with all new features, and the ease of use you expect from Vance & Hines. With its state-of-the-art Bluetooth enabled app-driven technology, FP4 empowers you to do 100% of your tuning right from the palm of your hand with your mobile device, backed by industry-leading customer support, all while maintaining 49-state emissions compliance and thereby keeping your Harley-Davidson factory warranty intact.

Designed To Fit:
2021 Harley Davidson FLFBS Fat Boy 114
2021 Harley Davidson FLHCS Heritage Classic 114
2021 Harley Davidson FLHRXS Road King Special
2021 Harley Davidson FLHT Electra Glide Standard
2021 Harley Davidson FLHTCUTGSE CVO Tri Glide
2021 Harley Davidson FLHX Street Glide
2021 Harley Davidson FLHXS Street Glide Special
2021 Harley Davidson FLHXSE CVO Street Glide
2021 Harley Davidson FLRT Freewheeler
2021 Harley Davidson FLTRX Road Glide
2021 Harley Davidson FLTRXS Road Glide Special
2021 Harley Davidson FLTRXSE CVO Road Glide
2021 Harley Davidson FXFBS Fat Bob 114
2022 Harley-Davidson FLFBS Fat Boy 114
2022 Harley-Davidson FLHCS Heritage Classic 114
2022 Harley-Davidson FLHRXS Road King Special
2022 Harley-Davidson FLHT Electra Glide Standard
2022 Harley-Davidson FLHTCUTGSE CVO Tri Glide
2022 Harley-Davidson FLHX Street Glide
2022 Harley-Davidson FLHXS Street Glide Special
2022 Harley-Davidson FLHXSE CVO Street Glide
2022 Harley-Davidson FLRT Freewheeler
2022 Harley-Davidson FLTRKSE CVO Road Glide Limited
2022 Harley-Davidson FLTRX Road Glide
2022 Harley-Davidson FLTRXS Road Glide Special
2022 Harley-Davidson FLTRXSE CVO Road Glide
2022 Harley-Davidson FXFBS Fat Bob 114