PPE EPC Blocker Allison 1000 11-19 GM 6.6L LML L5P Duramax Bul-46501 smoother and quieter ride while

smoother and quieter ride while towing

we recommend a periodic re-grease using the built-in zerk fitting

these joints are also known for leaking

which is why S&B makes their filters big and with deep pleats

for questions please contact our technical support team

PPE EPC Blocker Allison 1000 11-19 GM 6.6L LML L5P Duramax Bul-46501 smoother and quieter ride whileOne of the biggest issues with the transmission in your 2011 2019 GM Duramax is low mainline pressure created by the transmissions oil pump. Mainline pressure is directed by the valve body to the apply pistons and creates clamping force on the clutch packs, allowing the clutch packs to clamp quickly and completely. Reduced mainline pressure, or not having enough mainline pressure at the right time means reduced clamping force and there won't be enough