BTR TRINITY GEN V LT INTAKE RUNNER - NATURAL - PORT INJECTION - LT4 - TRR-LT4 Average runner length - 4.65" - Short for high boost / RPM applications. Designed, cast, and machined in the USA Sold individually - 2 required per intake Port injection provisions for MPFI conversion or dual fuel systems - Uses FRK-02 or FRK-02-12 rail kits BTR's TRInity series of modular intakes can grow with your combination's needs! If you need to assemble your own custom TRInity intake configuration, swap your TRInity to a different plenum or runner, or simply get some service parts, we have you covered.