2.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless F-3R-121 Slip-Fit Design Allows for Ease

Slip-Fit Design Allows for Ease of Use

the F-4X represents a massive collaborative effort to develop a system that is capable of 4000+ HP

• 14" Length

Part Number: AF056I-003

2.500" ID x 6" Long Flex Coupling (Interlock Liner) 304 Stainless F-3R-121 Slip-Fit Design Allows for EaseThe Ace Race Parts brand of 100% 304 Stainless Steel Interlock Liner style Flex Couplings are great for reducing vibration and stress in your exhaust system. Our Flex Couplings feature a 304 Stainless braided exterior, a 304 Stainless interlock style internal liner, a flexible 304 Stainless bellow in the center, and 304 Stainless end caps. The interlock style internal liner helps provide a smooth flow for the high temperature exhaust gases passing