SDP Built Allison 1000 Transmission with Billet Torque Converter

*Freight includes shipping BOTH ways and it must be a commercial address with a forklift or extra shipping charges may be applied.   This Allison 1000 is built in house to the highest of...

SDP 2011-2016 LML 3" Y-bridge/Passenger side IC pipe kit with 4" intake

  *Cannot be sold or shipped to California addresses*   The passenger side intercooler plumbing as well as the billet Y-bridge setup will allow you to easily upgrade to one of our...

SDP S300SX-E 2011-2016 LML Single turbo kit

  If you have an LML truck and are looking for a single charger that spools decent with more upper RPM HP, this is a great choice. We've tested the durability of these SX-E S300's to make sure...

SDP 2011-16 LML Twin turbo kit

*Cannot be shipped to California addresses SDP Duramax 2011-2015  LML twins- up to 750RWHP   *If you do not currently have an aftermarket drivers side IC pipe, you will need to...

Tuneless SDP CP3 conversion kit with CP3 pump for LML

* 5 business day lead time *Cannot ship to California addresses currently This kit allows you to switch from the CP4 injection pump that come from the factory on the 2011-2016 LML Duramax trucks,...

S300 T4 Turbo Blanket

This blanket is a high quality multi layered fiberglass material made to wrap around a T4 S300 exhaust housing to keep the heat out of the engine bay. Perfect for your SDP turbo kit!

S400 T6 Turbo blanket

This blanket is a high quality multi layered fiberglass material made to wrap around a T6 S400 exhaust housing to keep the heat out of the engine bay. Perfect for your SDP compound turbo kit!

SDP LML Coolant crossover pipe 2011-2016

This is an upgrade to the factory upper coolant hose going to the radiator. We make ours out of 304 Stainless Steel so you can be worry free of rust and deforming as you would get from either steel...

Machined P1 sun gear for use w/billet C2 hub

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SDP Allison transmission build kit- DEALER ONLY KIT

This transmission build kit is for our qualified installers only. To get setup to purchase and install these transmission build kits with your business, contact us.

S300SXE upgrade for SDP 2011-2016 LML compound turbo kit

This kit allows you to upgrade from your current SDP Stock/S400 LML compound turbo kit, to a S369SXE/S400 compound turbo kit. We can also use an S364.5SXE or S366SXE if requested. Turbine housing...

SDP CP3 conversion kit for LML

 *In stock, expect 1-5 business day lead time for processing. *Cannot ship to California addresses This kit allows you to switch from the CP4 injection pump that come from the factory on the...

SDP Drill JIG tool for oil pan

If you want to get a perfectly square hole for your oil drain fitting when installing your twin turbo kit, this is the JIG tool you will need. It is much easier to run the tap into a round hole vs...

SDP Billet 4094 Compressor Wheel

Drop in replacement for your stage 2 68mm 4094avnt or GT4094R turbo. It is fully balanced and ready to be bolted in!

SDP Billet S475 Compressor Wheel

Fully balanced Billet wheel for your S475 twin kit or single S475! It is ready to be bolted in and will give you quicker spoolup and flow more air on the top end.