RKAutowerks
RK Autowerks 4.5-Inch Catless Downpipe for BMW B58 & GR Supra 3.0
RK Autowerks 4.5-Inch Catless Downpipe for BMW B58 & GR Supra 3.0
CON5X DROPSHIP
11450 Cherokee Street
A-6
Northglenn CO 80234
United States
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TIG-welded stainless tubing with provisions for the factory oxygen sensors.
Vehicle fitment
Verify the 4.5-inch connection. RK lists the B58 340i, M340i, M240i, 440i, 540i, 740i, 2017–2020 X3/X4 M40i, G05 X5 40i, G07 X7 40i, G29 Z4 M40i and GR Supra 3.0.
RK part number RK.DP.B58
Competition use only. RK designates these catless pipes for off-road use only. Do not install them on vehicles operated on public roads. Removal of emissions equipment can trigger a check-engine light.
The items installed or applied to vehicles are intended strictly for off-road use only and track vehicles. These modifications may not comply with emissions, safety, or environmental regulations required for public road use under Environmental Regulatory Agency (ERA) laws. It is the sole responsibility of the vehicle owner or operator to ensure adherence to all applicable local, state, and federal regulations. Use on public roads may result in legal penalties or vehicle impoundment. Always verify compliance with local authorities before installation.
We get a large number of custom orders and requests everyday, so as a result it is not always possible for us to keep every item in stock at all times in our warehouse. If you require the item urgently please contact our sales team here to check the stock before you make your purchase.
If you're unsure whether a part will fit your vehicle, feel free to contact us here with your inquiry. Our helpful sales team will reach out to confirm if it's the right match for you.
We offer a flat-rate shipping fee across the continental United States. This excludes Alaska, Hawaii, and U.S. territories. For international orders, additional shipping costs will apply. Please contact us for a quote if you are outside the continental U.S.
Also, feel free to also contact us at ColoradoN5X@Gmail.Com for any other questions.
Not all items are covered by warranty. Items including warranty, will clearly state that there is warranty within the product description. Most of these items will be a standard 1-year warranty against manufacture defects. You, the customer, will be responsible for shipping and handling. We will fix/replace that item with a product that is in working condition if you meet the warranty criteria. Please note that you will be allowed ONLY 1 claim within the year for that product. ColoradoN5X is not responsible for any damage caused during the installation of our products.
PLEASE NOTE
- Orders with both in-stock and backorder or out-of-stock products will be shipped once all products are available to ship together.
- Need installation help? Contact our team.
- Shipping estimates are based on courier delivery times and don't include processing time before your order ships.