/eh/2025-01-08/173633966714069467/picture.png)
/eh/2024-12-24/173503345348979036/Favorite-Icon.png){kind=icon}
/eh/2025-07-08/1751962110204480194/picture.png)
/eh/2025-06-21/1750485478958537574/countryInfoIcon.png)
/eh/2025-06-21/1750485741321434291/Hi-Sign-in-My-Nihao.png)
/eh/2025-06-21/1750485837193896318/cart.png)
/eh/2025-06-21/1750485968202533847/cart.png)
/eh/2025-04-17/1744862476612819675/hot-img.png)
/eh/2025-11-07/1762504524550532584/header-icon.jpg){kind=icon}
/eh/2025-07-07/1751875582852206790/header-icon.png){kind=icon}
/eh/2025-07-07/1751875587886277738/header-icon.png){kind=icon}
Best in 7 days
home
>
2014 - 2017 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning
>
2014 - 2017 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning
download picture
description
2014 - 2017 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU TuningPerformance Flash Tune for Mercedes Benz S550 C217 with M278 4. 7L V8 Bi Turbo Engine with MED17. 7. 1 MED17. 7. 3 ECU M278 S550 Stage 1 Performance Tune gains: 76WHP @ 3500RPM 118WTQ @ 3500RPM Performance tuning modifies torque limiter maps, boost levels, fuel maps, ignition timing advance maps and more. All to help safely increase HP TQ, while keeping good drive ability and factory fail safes limp protection in place. Factory emissions remain
Shopping security
product description
Why choose thelockerguy wholesale?
2014 - 2017 Mercedes Benz S550 - M278 V8 Bi-turbo 4.7L - Performance ECU Tuning
Item no
:
74731167119
US$ 312.50
Pay in 4 interest-free payments of $78.12 Learn more
Min. order:
1piece
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 31 - Aug 5
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Please add the products
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
recommand products
