- Description
- Fitment
- Refund Policy
Unlock 700HP in your G8x S58 BMW M2 M3 M4 with this simple bolt-on tuning package!
Order now and save up to $220.00 + get Free Shipping in USA when you purchase this package.
Package Features & Benefits
- Gain over 700HP with safe, proven JB4 tuning on a locked š ECU
- Easy plug-and-play installation with no permanent modifications
- JB4 tuner allows wireless on-the-fly power adjustments & data logging
- Optimized airflow with upgraded air intakes
- Know your exact ethanol content at all times for consistent performance
- Includes Bluetooth connectivity & free JB4PRO app
Vehicle Fitment
BMW M2
⢠2023+ S58 G87 BMW M2
BMW M3
⢠2021-2026 S58 G80 BMW M3
⢠2021-2026 S58 G80 BMW M3 Competition
BMW M4
⢠2021+ S58 G82 BMW M4
⢠2021+ S58 G82 BMW M4 Competition
⢠2023+ S58 G82 BMW M4 CSL
⢠2022+ S58 G83 BMW M4 Convertible
BMS 700 Horsepower S58 Package Includes
-
S58 JB4 Tuner for 2021+ BMW G80 M3, G82 G83 M4, & 2023+ G87 M2
- JB4PRO Add On Harnesses
- BMW Bluetooth/CANbus Flex Fuel Kits for S58 M2 M3 M4 X3M X4M
-
Official JB4 License Plate Frame
-
Alpine White Burger Motorsports Logo Sticker Sheet (2 Pack)
- Official JB4 Logo Car Emblem/Badge
- JB4 MagsafeĀ® Compatible Cell Phone Vent Mount Holder
Choose 1 of 3 Upgraded S58 Air Intake Systems
-
BMS G8x BMW M2 M3 M4 S58 Performance Intake
-
Front Mount BMS G8x M2 M3 M4 S58 BMW Performance Intake
- Front Mount BMS Silicone S58 BMW Performance Intakes
Download the All New JB4PRO Free App
- Download JB4PRO for Android here.
- Download JB4PRO for iPhone here.
Stock BMW M2 with the BMS 700HP S58 Package with a locked š ECU


Returns
Our policy lasts 14 days. If 14 days have gone by since your purchase, unfortunately we canāt offer you a refund or exchange. All items are subject to 15% restocking fee from the manufacturer.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Additional non-returnable items:
Gift cards
Downloadable software products
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
If you would like to start a return please click here
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of shipping to you will be deducted from your refund. If your original order qualified for free shipping, the actual cost of shipping the item to you will still be deducted from your refund.
Late or missing refunds (if applicable)
If you havenāt received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted. If youāve done all of this and you still have not received your refund yet, please contact us at info@amtuning.ca.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Labor FeesĀ (if applicable)
AM Tuning Canada is not responsible for, and shall not be liable for, any labor fees, installation charges, removal charges, diagnostic fees, or other service-related costs incurred by the customer or any third party in connection with the installation, removal, modification, servicing, or use of any products purchased from AM Tuning Canada. Unless expressly agreed to in writing by AM Tuning Canada, all such labor and service costs are the sole responsibility of the customer.
Exchanges (if applicable)
To start an exchange, click here
Non-refundable items
The following items are non-refundable and non-returnable once purchased: oils, fuel or oil additives, filters, tuning cables, OBDeleven products, Braum seats, spark plugs, coil packs, and similar consumable, wheel spacers, wheels bolts, license plate brackets, electronic tuning components and any other product subject to discretion of AM Tuning Canada.
Other products from brands such as MHD, Bootmod3, Ecutek, Braum racing, Novitec are alsoĀ non-refundable and non-returnable.
All sales of these items are final and are subject to the policies and discretion of AM Tuning. By completing a purchase, the customer acknowledges and agrees to these terms.
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