diablosport 9245 trinity 2 t2 ex platinum c5 corvette programmer tuner
C5 Corvette Programmer hand held tuner diablosport trinity 2 T2 Ex - 9245
9245 diablosport hand held tuner

C5 Corvette Diablosport Trinity 2 T2 EX Platinum Programmer

9245

Regular price $818.95 Sale price$727.95 Save $91.00
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DiabloSport Trinity 2 EX Platinum 9245 Tuner for C5 Corvette (1999–2004)

The DiabloSport Trinity 2 EX Platinum Tuner 9245 is an in-cabin performance tuner and monitor for 1999–2004 C5 Corvette Base, Fixed Roof Coupe (FRC), and Z06 models with LS1 or LS6 engines. It combines preloaded performance tuning, CMR custom-tune support, real-time monitoring, data logging, diagnostic trouble-code functions, and supported calibration adjustments in one touchscreen device. This product is not legal for sale or use in California.

Product Details

The Trinity 2 EX Platinum connects through the Corvette’s OBD-II port and uses a 5-inch color touchscreen for tune selection, virtual gauges, diagnostics, data viewing, and performance-test functions. For C5 owners who want more than a basic handheld programmer, it gives tuning and monitoring access from one in-cabin device while supporting custom tune files from a qualified DiabloSport CMR tuner.

Benefits

  • Fits 1999–2004 C5 Corvette Base, FRC, and Z06 applications
  • Supports LS1 and LS6 C5 Corvette engine platforms
  • Combines tuning, monitoring, diagnostics, and data logging in one device
  • Supports CMR custom tuning from a qualified DiabloSport tuner
  • Includes preloaded performance tuning for matched vehicles
  • Uses a high-resolution 5-inch color touchscreen
  • Displays real-time OBD-II vehicle data through customizable virtual gauges
  • Reads and clears diagnostic trouble codes
  • Supports performance-test functions where available

Important Tuning and Emissions Notes

The Trinity 2 EX Platinum 9245 is custom-tuning capable, but the tune still needs to match the car. C5 Corvettes with long tube headers, camshaft upgrades, injector changes, forced induction, major airflow changes, or emissions-equipment changes should be reviewed by a qualified tuner before ordering or installing a tune. This product is not legal for sale or use in California.

Corvette Compatibility

  • Generation: C5 Corvette
  • Model Years: 1999, 2000, 2001, 2002, 2003, 2004
  • Models: Base, Fixed Roof Coupe (FRC), Z06
  • Engine Codes: LS1, LS6
  • Engine Size: 5.7L V8
  • Emissions Note: Not legal for sale or use in California

Installation Overview

Installation is handled through the Corvette’s OBD-II port. Before tuning, make sure the battery is strong, turn off unnecessary accessories, and follow the Trinity 2 EX Platinum on-screen prompts. Do not unplug the tuner, interrupt power, or disturb the vehicle during programming.

Why Buy This C5 Corvette Tuner From Custom Corvette Accessories

Custom Corvette Accessories is enthusiast owned and operated, so fitment clarity matters. This DiabloSport Trinity 2 EX Platinum 9245 is a strong choice for C5 owners who want a tuner and monitor with custom-tune capability for LS1 or LS6 Corvette applications.

Upgrade your 1999–2004 C5 Corvette Base, Fixed Roof Coupe, or Z06 with the DiabloSport Trinity 2 EX Platinum 9245 for tuning, monitoring, diagnostics, data logging, and supported calibration adjustments.

✅ In-stock items ship within 24–48 hours via Standard Ground.

✅ Free shipping items are available in the Continental US only.

✅ Custom quotes available for 2-Day, Next Day, or Saturday delivery.

✅ Custom or backordered items ship as soon as available.

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Vehicle Fitment & Specifications

Generation: C5
Trim Level: Base, FRC, Z06
Engine Code: LS1, LS6
Transmission Type: Manual, Automatic
Intended Use: Street, Track

Shipping Information

Item Weight: 3.0 lbs
Boxed Weight: 4.0 lbs
Box Size: 8 x 8 x 4

Frequently Asked Questions

Yes. Holley lists the DiabloSport 9245 with custom-tuning capability, making it the Platinum version for CMR custom tune support.
The DiabloSport Trinity 2 EX Platinum 9245 C5 Corvette tuner supports custom tuning, but long tube headers, camshaft upgrades, injector changes, forced induction, or emissions-equipment changes still require the correct custom tune from a qualified DiabloSport CMR tuner.
No. The DiabloSport Trinity 2 EX Platinum 9245 is not 50-state legal and is not CARB compliant for emissions-controlled street vehicles.
Yes. This DiabloSport device works as both an in-cabin tuner and monitor, giving C5 owners access to real-time vehicle data, virtual gauges, diagnostics, data logging, and performance-test functions

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