The Wehrli Customs Stage 2 4-inch intake kit for 2007.5–2010 GM LMM 6.6L Duramax replaces restrictive factory plastic with a high-flow fabricated aluminum intake pipe and air box plus a dry filter and hydrophobic pre-filter cover. Large-diameter 4" piping and a 4.8-inch cast aluminum turbo intake horn improve turbo response and top-end flow. The bolt-on kit includes silicone boots, stainless t-bolt clamps, installation hardware and a removable air-box lid for easy maintenance.
Wehrli 07.5-10 Chevrolet Duramax LMM 4in Intake Kit Stage 2 - Bengal Red