Mazda RX-7 13B + Garrett T3 T4 Turbo Oil Feed Line Kit｜FC Upgrade & FD Single Turbo｜4AN Braided

The Mazda RX-7 (FC & FD) with rotary 13B engine demands a reliable oil supply when upgrading to larger turbos. Over time, the factory hard line becomes brittle, prone to leaks, or unable to support the oiling needs of aftermarket setups. This 4AN PTFE stainless braided turbo oil feed line kit is designed for both FC3S upgrade to Garrett T3/T4 and FD3S single turbo conversions. It ensures proper oil flow, consistent pressure, and leak-free reliability under boost. Whether replacing an aging stock feed line or upgrading for a new turbo, this kit delivers the durability and performance your rotary build requires. ⚠️ Note: Kit options available for FC or FD (select via dropdown). ‣ Application: Mazda RX-7 FC3S (13B upgrade to Garrett T3/T4) & RX-7 FD3S (single turbo Garrett T3/T4 conversion)‣ Designed for turbo upgrade – replaces OEM feed line with high-flow braided solution‣ Optimized restrictor fitting – ensures correct oil pressure for Garrett T3/T4 turbos‣ 4AN PTFE Teflon stain