Free shipping on eligible orders of $100 or more. Oversized and freight items excluded.

Shop parts / FAST / New

FAST OE Fuel Rail Kit LSXR LS3/LS7

FAST · New

FAST OE Fuel Rail Kit LSXR LS3/LS7

MPN 146025-KIT · Store SKU fst146025-KIT

$59.95
IN STOCK12 ready to ship

Supplier stock checked 11/7/2026, 4:07:57 PM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

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

This fuel injector spacer kit for LS3/L99 and L76 engines is designed to allow the use of OE fuel rails with our 146102B, 146103B and 146104B 102mm intake manifolds. Fuel Injector Spacer Kit for LS3/L99/L76 w/ Factory Rails and LSXr Manifold FAST LSX/LSXR

Manufacturer fitment & guides

Check 146025-KIT against the manufacturer’s application information below.

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

Manufacturer documents

More from FAST ↗See the JuiceBuilt workshop ↗

YOUR NEXT MOVE

Your cart.