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Duramax LML 2010 - 2015

Duramax LML 2010 - 2015

Performance parts for the LML


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Not for sale of for use on California Vehicles

Not for sale of for use on California Vehicles

Most of our stuff has not passed CARB testing and some will obviously not. ..

$0.00

S & B Cold Air Intake for 2011-2016 Chevy / GMC Duramax

S & B Cold Air Intake for 2011-2016 Chevy / GMC Duramax

Free Shipping!! S & B filter kits add power and allow you to clean you..

$299.00

T shirt

T shirt

ProFab Performance T shirts. Logo on back only Red, Black, and light Gray a..

$15.00

LML  coolant hose junction

LML coolant hose junction

Use this hose junction when removing the EGR cooler on the LML..

$39.00

LML  EGR cap

LML EGR cap

Cap for blocking and supporting the egr riser. Only for testing..

$46.00

LML delete tube and boot

LML delete tube and boot

This is our LML delete tube for racing.   These are made from black powde..

$329.00

LML EGR Blocker

LML EGR Blocker

Use this to block the exhaust coming up to the EGR cooler. Used for testing..

$16.00

LML EGR bridge caps

LML EGR bridge caps

Caps for blocking the EGR inlet on the bridge. Two included. Only for test..

$64.00

LML Downpipe

LML Downpipe

Finally, an affordable high flowing down pipe for the LML Duramax with the ..

$149.95

Modified Up Pipe

Modified Up Pipe

We take an OEM up pipe and cut off the old riser and weld it shut. This eli..

$125.00

TowFlow Performance Up Pipes

TowFlow Performance Up Pipes

Customers have dyno'd 20-34 hp increases with these and picked up a tenth i..

$349.00

TowFlow up Pipe drivers side

TowFlow up Pipe drivers side

Replacement up pipe for OEM style manifolds. Our ceramic coating is a heat..

$209.00

TowFlow Up Pipe passengers side

TowFlow Up Pipe passengers side

Replacement up pipe for OEM style manifolds. Our ceramic coating is a heat..

$209.00

CastFlow Manifolds & Up Pipes

CastFlow Manifolds & Up Pipes

This is the newest CastFlow series manifolds and 2" up pipes. Expect greate..

$875.00

CastFlow Xtreme Manifolds & Up Pipes

CastFlow Xtreme Manifolds & Up Pipes

This is the CastFlow Xtreme series manifolds and 2" up pipes. These are fo..

$1,025.00

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Due to California State law Profab Performance Products are not for sale or use in California. 

Due to software limitations our online ordering system is unable to exclude orders originating in the state of California. Our system will currently accept orders and take payments from California addresses but those orders will not be shipped.  All orders are fulfilled manually and our staff has been instructed to cancel and refund any order with a California billing or shipping address.  There are no exceptions to this rule so please don't ask or place orders.