ISM 425 - W900S Kenworth Truck Power Chip Diesel Performance Chips W900S Kenworth W900S Truck with an ISM 425 - Kenworth W900S Truck ISM 425 - Kenworth ISM 425 Diesel Performance Chips - Diesel Chip - Diesel Power Chips... NOTE: This Product is for a Kenworth W900S With an ISM 425 Cummins Engine. IN STOCK and READY to SHIP ! ENJOY: FREE SHIPPING ! UP to 20% Fuel Savings. - SAVE $$ - Up to 8 Gallons an Hour - UP to 30% Dyno - Horse Power Gain ! - SAVE $$ - No need to trade Up - UP to 30% Dyno - Ft. Lbs. of Torque Gain ! - SAVE $$ - Move Loads Faster & Safer - 15 Minute Install ! - No Cutting or Splice of Wire - Low Exhaust Gas Temps. - Cooler Engine / Longer Engine Life - 30 day Satisfaction - ISM 425 Cummins Power Diesel Chip You have 30 days to be Satisfied with the RESULTS. LIFE TIME Warranty - ISM 425 Diesel Performance Chips Free From Defect in Materials & Workmanship Order Securely on Line / Or by Phone: 1-800-816-6985 100 % Secure Web Site / SSL Security ! 128 Bit Encryption / VeriSign Secured ! Not Available This product is not available in this price set. All Prices in US Dollars         Contact@ US Diesel Chips .com COPYRIGHT © 2009 US Diesel Chips . Com. - ALL RIGHTS RESERVED.