![2007-2008 Chevrolet Silverado 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] Please contact us for our](https://cdn.shopify.com/s/files/1/0673/0504/6304/files/BlackBearLogoFullColor_b262f36a-e0cc-42fb-93ed-70014b2b11b2.png?v=1708639058)
Pay in 4 interest-free payments of $93.62 Learn more
Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
Please contact us for our mail-in form to include with your PCM
2L engines require 91+ octane for optimal performance and efficiency
15-20ft-lbs of torque gains out of the 5
depending on fuel quality
AFM Delete
2007-2008 Chevrolet Silverado 1500 4.8L, 5.3L 6.0L (Vortec MAX) Custom Tuning Tune Service:AutoCal Tune & Hardware [$749] Please contact us for ourBlack Bear Performance offers three different levels of custom tuning service for your 2007 2008 Chevrolet Silverado 4. 8L, 5. 3L and 6. 0L (Vortec MAX). 15 20hp gains are common with 10 15ft lbs of torque on 89 octane on the 4. 8L and 5. 3L. The 6. 0L Vortec MAX (VMAX) trucks are able to see a whopping 40+ft lbs of torque and significantly improved overall driving characteristics.. Combine that with improved shift patterns, towing capabilities,
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