The Ultimate In Racing Calibrations! Maximum performance designed for closed course racing applications. Calibration enhances free flowing full race exhaust and air intake systems for your racing vehicle. All power levels come equipped with this calibration. These components have been designed and are intended for competition and off road use only. It becomes the sole responsibility of the Customer to ensure that the use of their vehicle and items purchased comply with federal, state, and local regulations. Performance products are legal in California only for racing vehicles, which may never be used on a public highway. Customer assumes all risks and expenses relating to unlawful vehicle operation on public roads. PPE shall not be held liable for unlawful vehicle operation. Application: 2007.5-2008 Duramax Diesel LMM engines (closed course competition) Features:
| Power Level | HP Increase | Torque Increase | | 1 | 40 | 97 | | 2 | 90 | 160 | | 3 | 160 | 325 | | 4 | 225 | 440 | | 5 | 275 | 480 | | 6 | 300 | 505 |
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