BigBoost BMW S55 STAGE 3 TWIN TURBO Upgrade

BigBoost's Revolutionary Turbo Upgrade for the BMW S55! Our R&D Team came up with this killer units capable of 900-950 WHP with the right engine setup! Each turbo flows up to 50 lb/min, making it capable of supporting 1000 HP flow-wise thanks to our extended tip exducer design. 

This turbos have a 9 blade hi-flow turbine wheel based on a G Series style wheel design. 

This setup also features a larger A/R Housing matched to the required induced air flow and the required air volume required for the engine to efficiently make power. 

Dual Row Ceramic Ball Bearing CHRA which will allow for an incredible spool time and transient response ideal for road race applications and an enjoyable driving experience!

This kit also features as Standard a High Temp manifold coating and an install kit! 

The items installed or applied to vehicles are intended strictly foroff-road use onlyandtrack vehicles. These modifications may not comply with emissions, safety, or environmental regulations required for public road use underEnvironmental 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 tocontact us herewith 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 thecontinental 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.