Join Date: Oct 2008
Location: Port Angeles, Washington
5% off for all forum members!
As a thank you to all forum members after the success we have had here in the last 7+ years as a vendor, we would like to offer everyone 5% off of our products on our website! When checking out, use 'duramaxforum5' in the coupon code section when purchasing SDP product for your Duramax.
2016 2.8L Duramax Canyon with SDP Compound twin turbo kit and DSP4 tuning
2009 LMM SDP trans, SDP GT5541/GTX42 twins, 200% injectors, 2x Exergy CP3's, Socal motor, ATP tuned
2002 LB7 SDP twins, ATP tuned, stock motor [email protected]
2001 LB7 SDP Built transmission, Single SDP S475, ATP tuning
2006 LBZ Race truck build