BTR Truck Norris Cam Tune File 5.3 4.8 6.0 LS | 1998-2006 Silverado Sierra | HP Tuners / EFI Live
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BTR Truck Norris cam tune file for 5.3, 4.8, and 6.0 LS engines designed for 1998-2006 Chevy Silverado and GMC Sierra trucks running Gen III LS combinations. This pre-written performance tune is built specifically for Truck Norris camshaft setups to help deliver the aggressive lopey idle, improved startup, smoother drivability, better throttle response, and stronger street manners these builds demand. Requires HP Tuners or EFI Live. Send in your stock read file and full mod list, and we will build your tune around your exact setup.
Built Specifically For
- BTR Truck Norris camshaft setups
- 1998-2006 Chevy Silverado and GMC Sierra platforms
- 4.8L, 5.3L, and 6.0L LS truck combinations
- Street-driven builds wanting a strong lopey idle and better drivability
- Common supporting mods like headers, intake upgrades, injectors, converter changes, gear ratio changes, and tire size changes
What's Included
- Cold start and hot start improvements
- Idle airflow, fueling, and spark adjustments for Truck Norris cam behavior
- Smoother throttle response and better street drivability
- Adjustments based on your submitted stock read file and full mod list
- Up to 3 revisions if your combination needs follow-up changes
- Requires HP Tuners or EFI Live hardware/software for flashing
How It Works - Read File Required
- After purchase, email your factory read file to tunes@jrjonesracing.com
- Include your order number and full mod list - cam, injectors, headers, intake, converter, gear ratio, tire size, and anything else relevant
- Your file is built from your stock read file so it matches your vehicle and operating system
- Most tune files are returned quickly, but revised files may take up to 24 hours depending on workload
- You receive your tuned file by email, ready to flash with HP Tuners or EFI Live
Flashing & Safety Notice
Flashing your PCM can be dangerous if not done properly. Follow these steps to help avoid PCM or ECU damage:
- Never flash over Bluetooth or Wi-Fi - always use a hard-wired connection
- Connect a battery charger to maintain stable voltage during the write process
- Do not interrupt the flashing process once writing has started
J.R. Jones Automotive & Performance is not liable for any PCM or ECU damage caused by improper flashing, unstable voltage, incorrect file use, or unsafe tuning practices.
Compatible Vehicles - 1998-2006 Silverado / Sierra Platforms ›
- 1999-2006 Chevrolet Silverado 1500 4.8L / 5.3L / 6.0L
- 1999-2006 GMC Sierra 1500 4.8L / 5.3L / 6.0L
- 1999-2006 Chevrolet Silverado 2500 / 2500HD 6.0L
- 1999-2006 GMC Sierra 2500 / 2500HD 6.0L
- 1999-2006 Chevrolet Silverado 3500 6.0L
- 1999-2006 GMC Sierra 3500 6.0L
- 2000-2006 Chevrolet Tahoe 4.8L / 5.3L / 6.0L
- 2000-2006 GMC Yukon 4.8L / 5.3L / 6.0L
- 2000-2006 Chevrolet Suburban 5.3L / 6.0L
- 2000-2006 GMC Yukon XL 5.3L / 6.0L
- 2002-2006 Cadillac Escalade 6.0L
- 2003-2006 Chevrolet Avalanche 5.3L
- 2003-2006 Cadillac Escalade EXT 6.0L
- Other 1998-2006 GM truck applications using HP Tuners or EFI Live
Important Notes
- This tune is for BTR Truck Norris camshaft setups.
- This is not a universal canned flash. Your file is adjusted using your stock read and modification list.
- You must already have, or purchase, HP Tuners or EFI Live to read, flash, and write the tune file.
- For best results, include every modification on the vehicle before the tune file is built.
Need help sending your tune file?
Watch our step-by-step video on how to read your stock file using HP Tuners and email it for calibration.
