Detroit Diesel DD15 14.8L Turbocharger Assembly w/ Wastegate Actuator & Gaskets for 2015-2018 Freightliner Cascadia

Compatible Commercial Trucks (Equipped with 14.8L Detroit Diesel DD15 ONLY):
(Fitment Note: The DD15 engine is the flagship powerplant for Daimler Trucks North America. Please verify your OE turbo part number on the engine data plate before purchasing.)

Compatible Freightliner Models:
2015-2018 Freightliner Cascadia 113 / 125
2015-2018 Freightliner 122SD

Compatible Western Star Models:
2015-2018 Western Star 5700XE
2015-2018 Western Star 4900EX / 4900FA / 4900SA

Commercial Boost Restored: Premium Replacement Turbocharger for Detroit Diesel DD15 14.8L

Is your Class 8 commercial truck suffering from low boost trouble codes, sluggish throttle response, or a noticeable drop in fuel efficiency? On the long haul, a compromised turbocharger doesn't just cost you pulling power—it leads to expensive fleet downtime and lost revenue. Restore maximum towing power, optimal boost pressure, and peak efficiency to your rig with this premium Replacement Turbocharger Assembly. Specifically engineered as a direct drop-on replacement for 2015-2018 Freightliner Cascadia models equipped with the Detroit Diesel DD15 14.8L engine, this heavy-duty commercial unit is built to get your truck back to work.

Commercial duty cycles demand uncompromising structural integrity. This heavy-duty turbocharger features a premium, high-temperature resistant turbine housing engineered to withstand extreme exhaust gas temperatures (EGTs) without cracking or warping. Internally, the precision-balanced compressor wheel ensures smooth, stable boost delivery and immediate throttle response across the entire RPM range. To streamline your repair and eliminate complex adjustments, this unit comes pre-assembled with a precisely calibrated pneumatic wastegate actuator. The package also includes essential high-grade installation hardware, featuring a divided turbine inlet flange gasket and a premium oil line gasket, ensuring a factory-tight, leak-free seal right out of the box.

(IMPORTANT INSTALLATION NOTE: This turbocharger assembly is designed specifically for commercial trucks equipped with the 14.8L Detroit Diesel DD15 engine. Please carefully verify your original equipment (OE) turbo part number on the original engine data plate before purchasing to ensure perfect compatibility.)

Engineered to minimize operational downtime and deliver a cost-effective, premium-grade alternative to expensive dealership components. This complete turbo assembly flawlessly fits 2015-2018 Freightliner Cascadia trucks powered by the DD15 engine. Invest in your vehicle's long-term haulage reliability with BTSCAR's rugged replacement components and get your heavy-duty truck back on the highway with total confidence.

Free standard U.S. shipping
Eligible orders ship free to physical street addresses in the contiguous 48 states and Washington, DC. Orders normally process within 1 business day; transit is estimated at 3–5 business days, for 4–6 business days total after ordering. Business days exclude weekends and U.S. public holidays. Delivery estimates are not guaranteed. Alaska, Hawaii, U.S. territories, international destinations, P.O. Boxes and APO/FPO addresses are not supported.

Fulfillment and tracking
Eligible orders are fulfilled through Amazon Multi-Channel Fulfillment (MCF). BTSCAR remains the seller and handles customer service. Tracking is emailed after dispatch.

30-day returns and exchanges
Request an eligible return within 30 days of delivery. Standard returns must be new, unused, uninstalled and complete with original packaging. BTSCAR supplies a free prepaid return label, including for eligible change-of-mind returns, and charges no restocking fee. Contact support@btscar-us.com for authorization before returning anything; use only our label and instructions.

Refunds
After an eligible return is received and inspected, the refund is issued to the original payment method within 7 days. Bank posting times may be longer.

Full policies: https://btscar-us.com/policies/shipping-policy and https://btscar-us.com/policies/refund-policy

12-month limited warranty
Eligible products purchased directly from btscar-us.com are covered for 12 months from delivery against verified defects in materials or workmanship under normal automotive use.

Installed products
Installation does not automatically void warranty coverage. Installed items are not eligible for standard returns, but covered defects may qualify for warranty service. Incorrect installation, inadequate lubrication, contamination, overheating, misuse, racing, modifications and normal wear are excluded. Labor, diagnosis, towing and consequential expenses are excluded to the extent permitted by law. Statutory consumer rights remain unaffected.

Claim support
Email support@btscar-us.com with your order number, product or SKU, vehicle details and a description with photos or video. We may request reasonable installation or diagnostic information. Approved claims may receive replacement parts, an equivalent replacement, or a refund if no suitable replacement is available. We provide a prepaid label when an approved warranty item must be returned. Wait for our instructions before shipping.

Customer service
Phone / WhatsApp: +86 158 1943 1912. Daily, 10:00 AM–10:00 PM (GMT+8). We aim to respond within 24 hours; this is a target, not a guarantee.

Full warranty: https://btscar-us.com/pages/warranty-policy