BDT Stage 3 ECU Tune — 2009–2014 VW Golf R (MK6 • EA113 2.0T • AWD • Big Turbo)

Stage 3 is where your Golf R transforms from a quick street car into a serious performance weapon. Designed for upgraded turbo systems (K04 hybrid, GTX, or full-frame setups), Boost Dynamic Tuning’s Stage 3 ECU calibration unlocks massive power gains while maintaining reliability with proper supporting hardware. Expect 400–500+ WHP potential, depending on your turbo and fuel setup.

Why Go Stage 3?

Stage 1 & 2 wake the car up—Stage 3 pushes beyond factory limits. With a larger turbo and upgraded fueling, your MK6 Golf R becomes a highway monster, pulling hard through every gear. BDT calibrates fueling, ignition, and boost mapping specifically for your hardware combo, giving you the perfect balance of speed, drivability, and control.

Stage 3 Tune Features — Golf R

• Dyno-Proven Power — 400–500+ WHP (depending on turbo, fuel, and mods)
• Supports Hybrid K04 / GTX / BT setups
• Fueling Maps Optimized
• High Pressure Fuel Pump & Injectors Scaling
• Boost Control Recalibrated — higher boost, safer curves, stronger midrange
• Raised Rev Limit (safe for upgraded turbo spool characteristics)
• Launch Control & No-Lift Shift (manual only) • DSG Optimized Shifting (with BDT TCU)
• Optional Crackle Pops / Flames with free-flowing exhaust
• OBDII Port Flashing — flash at home or with BDT dealer

Dyno-Verified Power Range

Results depend on turbo selection, fuel system upgrades, intercooler, and exhaust setup. Live dyno results provided.

Required Supporting Mods

• Big Turbo Kit (Hybrid K04 / GTX / BT)
• High-Pressure Fuel Pump (upgraded)
• Larger Injectors
• Front-Mount Intercooler
• 3" Downpipe / Turbo-back Exhaust
• Performance Intake
• Upgraded Diverter Valve
• Clutch Upgrade (Manual) or BDT DSG TCU Tune (Auto)
• Colder Plugs (NGK BKR8EIX / BKR9EIX recommended)

EMISSIONS COMPLIANCE NOTICE & LEGAL DISCLAIMER

FOR COMPETITION USE ONLY — NOT FOR STREET USE

This product is sold and intended solely for vehicles used in closed-course racing, off-road competition, or organized motorsport events. It is not legal for use on any pollution-controlled vehicle operated on public roads or highways, as defined under the Clean Air Act (42 U.S.C. § 7522) and applicable state emissions laws.

By purchasing, installing, or using this product, you explicitly acknowledge and agree to the following terms:

Federal and State Emissions Compliance

• This product may modify, bypass, defeat, or render inoperative one or more emissions control devices, including but not limited to: catalytic converters, oxygen sensors, EGR systems, or OBD monitoring systems.
• The installation or use of this product on any vehicle subject to emissions regulations is strictly prohibited by federal law and may result in civil or criminal penalties, including fines up to $45,000 per vehicle under the Clean Air Act.
• This product is not certified by the Environmental Protection Agency (EPA) or the California Air Resources Board (CARB), and is therefore not legal for sale or use in California or any state that follows CARB standards.

Assumption of Risk and Waiver of Liability

By purchasing and/or installing this product, you agree to:

1. Assume all risk and responsibility for compliance with applicable local, state, and federal laws and regulations.
2. Waive all claims, liabilities, and legal actions against Boost Dynamic Tuning, LLC, its officers, directors, employees, and affiliates arising from the purchase, installation, or use of this product in violation of any applicable law.
3. Release Boost Dynamic Tuning, LLC from any and all damages, injuries, or penalties resulting from improper or unlawful use.

⚖️ Indemnification Clause

You further agree to indemnify, defend, and hold harmless Boost Dynamic Tuning, LLC from any fines, penalties, damages, losses, or legal fees resulting from:

• Use of this product in a manner inconsistent with this disclaimer
• Misrepresentation of vehicle use
• Violation of any emissions laws or regulations

Final Notice

This product is sold “as is” and “with all faults”, with no warranties, expressed or implied, regarding legality for public highway use or emissions compliance.

It is the sole responsibility of the end-user to determine the legality of this product for the intended application. Boost Dynamic Tuning, LLC does not condone or recommend illegal street use or emissions equipment tampering.

By completing your purchase, you acknowledge that you have read, understood, and agreed to this disclaimer in full.

DOWNPIPE NOTICE: BY PURCHASING A MOTORSPORT/RACING PRODUCT ("PRODUCT"), YOU REPRESENT THAT YOU UNDERSTAND AND AGREE THAT: THE PRODUCT IS NOT DESIGNED TO MEET ANY APPLICABLE EMISSIONS STANDARDS, WHETHER IN THE USA OR OTHERWISE, THE PRODUCT IS NOT C.A.R.B. COMPLIANT, AND THAT THE PRODUCT IS NOT FOR SALE OR USE IN CALIFORNIA, USA NOR ANY OTHER JURISDICTION WHERE THE SALE OR USE IS PROHIBITED BY LAW. BOOST DYNAMIC TUNING, LLC MAKES NO REPRESENTATIONS, WARRANTIES, OR CLAIMS THAT THIS PRODUCT COMPLIES WITH ANY APPLICABLE EMISSIONS LAWS AND EXPRESSLY DISCLAIMS ANY AND ALL SUCH REPRESENTATIONS, WARRANTIES, AND CLAIMS, WHETHER EXPRESS OR IMPLIED. BY PURCHASING THIS PRODUCT, YOU REPRESENT, WARRANT, AND AGREE THAT IT IS YOUR RESPONSIBILITY TO INFORM YOURSELF OF ANY LAWS OR REGULATIONS THAT MAY APPLY TO YOUR PURCHASE AND/OR USE OF THE PRODUCT.

Emissions Compliance Notice & Legal Disclaimer: This product is for competition and off-road use only. It is not C.A.R.B. approved and not legal for sale or use in California or other regions requiring emissions compliance. By purchasing, you acknowledge it is your responsibility to comply with all applicable laws.