



CT Tuning ECU Flash Mercedes SLK55 5.5L V8 R172 421HP 2012-2016
$1,000.00

CT Tuning ECU Flash Mercedes SLK55 5.5L V8 R172 421HP 2012-2016
$1,000.00
- Description
- Additional information
Description
Transform the performance of your Mercedes SLK55 5.5L V8 R172 (2012-2016) with a professional CT Tuning ECU flash. This upgrade transforms power delivery, eliminates sluggishness, and improves throttle response for a relentless pull through the RPM range.
Crank Horsepower Ratings:
- Stock Power: 422hp | 399ft/lbs
- Tuned Power: 473hp | 59ft/lbs
ECU Flash Options:
- Vmax Off – Adjust or remove the factory top speed limiter.
- Race Exhaust – Optimized calibration for full race exhaust systems.
- Pops & Bangs – Ignition delay for deceleration detonation (Requires full race exhaust system; may affect long-term reliability).
- Cold Start Off – Deactivates the cold start sequence.
Why Choose CT Tuning
- Global tuning expertise and world-class support.
- Safe, track-tested performance results.
- Files adaptable for diverse driving environments.
- Reversible to stock settings in most applications.
- No retune required for basic bolt-on modifications.
How to Flash Your ECU
- This process requires a bench flash. Remove the ECU and ship it to our facility. We will back up your software, apply the tune, and return the unit via your chosen shipping method.
ECU Reference
- Typically identifies as Bosch MED17.7.1 or MED17.7.3.
Vehicle Fitment
- Mercedes-Benz SLK55 AMG (R172) 2012-2016
Product Notes:
- Power ratings are converted from PS/NM and may vary slightly from advertised figures.
- Tuning must be used within 6 months of purchase.
- Support is available for 30 days after file delivery.
- Future modifications if supported or OEM software updates require a $350 file service fee.
- No refunds once software is issued or locked to a vehicle.
- Emissions readiness is not forced; original files are provided for return to stock.
Additional information
| Weight | 5 lbs |
|---|---|
| Dimensions | 13.25 × 11.5 × 2.38 in |
| Make | Mercedes-Benz |
| Model | SLK55 AMG |
| Product Year | 2012, 2013, 2014, 2015, 2016 |
CT Tuning software is purchased with the intention of using these products for Racing Competition Only. As the authorized purchasing party, you understand that some or all of these parts may not comply with Federal, State, Province, and/or Local laws, ordinances, and regulations. As the buyer, you take responsibility to ensure that any modifications or upgrades that have been done to your vehicle conform to all applicable laws and regulations for road use, especially pertaining to safety and emissions. To make a purchase, you will be required to sign a waiver acknowledging that these products are intended for Racing Competition Only and not meant to be used on a road car.

