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Pacific Performance Engineering

4.5 (123)

2011-2019 GM 6.6L Duramax EPC Blocker

Name: Pacific Performance Engineering 2011-2019 GM 6.6L Duramax EPC Blocker - 2011-2019 GM 6.6L Duramax EPC Blocker
Brand: Pacific Performance Engineering
SKU: 42081966260467
Price: 54.99 USD
Availability: InStock
Rating: 5 (3 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$54.99

Quantity

Color

Black

Quantity

Description

GM 6.6L Duramax EPC Blocker, 2011-2019 LML/L5P Allison transmission This easy-to-install kit solves a big problem with the 2011-2019 Allison 1000 transmission... low mainline pressure.
Mainline pressure is created by the transmission's oil ...

Reviews

5.0

4 ratings

LML improved

Definitely can tell I have a tighter grab down low while towing, mild shutter I used to get about 95%gone

brent · 13 days ago

Easy to install and my truck isn’t going into limp anymore. Cheap bandaid

Theodore · March 25, 2025

Works well

I can finally feel the trans shift positive and hold the gear. Simple install and retains the stock solenoid and harness so there’s no problems with a cel coming on. Don’t be afraid to go for the diy on this 👍

Dale · February 3, 2025