Allison Exchange Valve Body Silverado/Sierra 2004-2006 Duramax 6.6L LLY BD Diesel FLEECE PERFORMANCE " Maintains all OEM factory turbocharger

Maintains all OEM factory turbocharger functions including exhaust brake and warm up

the stock GM pan retains over half a quart of the dirtiest

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Pulsar is the most innovative performance in-line tuner to ever hit the market

Allison Exchange Valve Body Silverado/Sierra 2004-2006 Duramax 6.6L LLY BD Diesel FLEECE PERFORMANCE " Maintains all OEM factory turbochargerBD's exchange valve bodies are modified, tuned and tested to provide optimum performance in towing and performance applications. The end result is improved shift quality, increased clutch holding capacity, reduced wear and extended Tranmission life. Install Time: 3 Hours Warranty: Parts 12 Months 24,000 Miles Labor 12 Months 24,000 miles Emissions: This product does not require an EO in California. By nature of its design, it is legal for sale and use