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...

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...

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 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.

SDP 11-16 LML Resonator Cap

SDP 2011-2016 LML 3" Drivers side Intercooler pipe

*These are now a 2-piece design for much easier installation. We are currently designing a 'brace' which will be an add on to the current product, it will keep the upper pipe from potentially sliding...

SDP 2011-16 LML Passenger side intercooler pipe kit

*This product cannot be sold or shipped to California addresses.   Full 3" High-flow intercooler pipe for the passenger side for use with the factory Y-bridge Allows you to fully delete the...

SDP S366SX-E/Billet S480 twin kit 01-15

  750-1000RWHP (we can do an S488SX-E in place of the S480 for an additional cost) Full kit with everything you need just like our standard twin kits do. Including 3" Y-bridge, 3" drivers side...