K-Tuned HP Fuel Pressure Regulator Standard Bare 8AN without Fitting KTD-FPR-08B FPR mount is a secure way to install FPR on K-Tuned k-series fuel rail. The metal brackets takes the stress off the fitting. The fitting has a double o-ring seal to ensure no chance of leaking. Seals and fittings are E85 safe. The fittings allow to mount the FPR any angle you want, unlike when using one fitting which has to be mounted once the fitting bottoms out. Making Automotive Dreams a Reality. Mitsubishi Eclipse / Talon DSM. Mitsubishi Evo 8 / 9. Subaru BRZ / FR-S / GT-86. K-Tuned HP Fuel Pressure Regulator Standard Bare 8AN without Fitting KTD-FPR-08B. FPR mount is a secure way to install FPR on K-Tuned k-series fuel rail. Questions about this item? International Buyers – Please Note. We welcome your inquiry!