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Duramax Tuner
Duramax Tuner is a leading manufacturer of drop-in turbos and testing/diagnostic equipment for Chevy Silverado and GMC Sierra diesel trucks. Upgrade the performance in your Duramax with a Stealth Mach 1 or Stealth Mach 2 turbo. These drop-in turbochargers offer a stock appearance with increased performance across a wide operating range due to upgrades such as a high flow vane (HFV) technology, oversized turbine wheel, and a billet compressor wheel.

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Drop-In Upgraded Turbochargers
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Testing & Diagnostics
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Transmission Controllers & Electronics
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Tuning Switches
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SAVE NOW WITH THE XDP MEMORIAL DAY WEEKEND SALES EVENT!

Save $20 on your order of $250 or more*! Use Code MDAY2024
Offer ends 5/28. *See website for brand and product exclusions. Retail customers only.