FAST · New
FAST Billet Fuel Rail Kit for LS1/LS6 LSX Intake Manifold - Black
MPN 146035B-KIT · Store SKU fst146035B-KIT
Supplier stock checked 11/7/2026, 5:17:39 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
The FAST High Flow Billet Fuel Rails feature a larger internal diameter that dampens the pulses and provides increased fuel volume, ensuring that your injectors never run dry. In addition, they yield better fuel distribution and ultimately greater horsepower. Featuring high strength billet, lightweight, black anodized aluminum construction, FAST LS1 fuel rails deliver performance in addition to a show car quality appearance. Fits GM LS1/LS6 with FAST LSX Intake Manifold. Includes Black Anodized Rails and #8 Fittings and with and Super Seal and O-Rings. Available With Red Annodized Fuel Rails and Available without Fittings / O-Rings. The 146035B-KIT FAST Black Billet Fuel Rail Kit is designed to for optimal flow in GM LS engines with the LS1/LS6 or FAST LSX 92mm intake manifolds. Includes brackets, AN fittings that fit LS1 profile injectors. Black Billet Fuel Rail Kit for LSX 92mm and GM LS1/LS6 Intake Manifolds
Manufacturer fitment & guides
- Fits FAST LSX 92mm and GM LS1/LS6 Manifolds
- Manufacturer-supplied application summary from Turn14; this may not be an exhaustive fitment list.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
