Frequently Asked Questions
Check most frequently asked questions here, if your question is not listed and still need help then please contact us at support@vargtuning.com
MS41
- Used between 1996 - 1999
- Will have one large connector
- Used on 5 series and 3 series 6 cyl motors
- The label on the side will read "MS41.1"
- Found on M52 and S52 motors
- If your vehicle is 1999 it could be MS42
MS42
- Used between 1999 - 2000
- Will have 5 smaller connectors
- Used on 5 series and 3 series 6 cyl motors
- The label on the top will read "MS42"
- Found on M52tu motors (Dual vanos motors)
- If your vehicle is 1999 it could be MS41
MS43
- Used between 2001 - 2003
- Will have 5 smaller connectors
- Used on 5 series and 3 series 6 cyl motors
- The label on the top will read "MS43"
- Found on M54 motors
- Past 2003 MS45 was used except on xi models
USPS 2-3 Day Priority Mail is primarily used for shipping and is included for free on all DMEs and most other items. An express option is available on DMEs and other products if time is critical
Orders returned due to a manufacturing defect are subject to full refund and reimbursed shipping. Unused returns are accepted up to 30 days from purchase date. Buyer pays return shipping and 20% restocking fee
Yes. Email and phone support is available if needed. Just ask at Contact Us
MS41:
- Be sure to make sure battery is connected and the car is getting fuel
- If it still wont start Contact Us
MS42/MS43
- Be sure to make sure battery is connected and the car is getting fuel
- Make sure the ground wires going to the EWS module are jumped
- Only about 10% need these wires jumped
- If it still wont start Contact Us
Yes. We offer our services either with the DME or as a service where you send us your DME
All products are for off-road or race track use only. The buyer is responsible for complying to all State, Federal, Province, Local ordinances and emissions. There is no guarantee that the buyers vehicle will pass emissions using our products or services.
Burble tune, sometimes called a crackle tune, pop tune, flame tune, etc is a service offered on our tuned DMEs. It creates a popping effect on deceleration and is available in low, medium, or high intensity. It is recommended to not run catalytic converters with this tune.
If something on your build changes and you need a retune we will be happy to do it. Just cover shipping.