Shipping Estimate
USA
- USA
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- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 14 - Jul 19
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For Your Every Summer RSVP, with Code: SUMMER15
Description
CSF High-Performance Cooling Module (Heat Exchanger + Transmission Oil Cooler) - BMW / F9X / X3M / X4MSignificantly Reduces Intake Air Temperatures (IATs) for Maximum Performance (with Faster Heat Soak Recovery) Improves Air Flow to the Rest of the Cooling System for Lower Engine Coolant Temperatures Heat Exchanger: 2 Row 42mm Ultra High Performance Core Heat Exchanger: 6. 5mm Tall Multi Louvered Fin with CSFs Exclusive B Tube Technology Heat Exchanger: Upper Rock Guard and Transmission Cooler Mounting Kit Heat Exchanger: Hand Brushed Satin Finish
- Significantly Reduces Intake Air Temperatures (IATs) for Maximum Performance (with Faster Heat Soak Recovery)
- Improves Air Flow to the Rest of the Cooling System for Lower Engine Coolant Temperatures
- Heat Exchanger: 2-Row – 42mm Ultra-High-Performance Core
- Heat Exchanger: 6.5mm Tall Multi-Louvered Fin with CSF’s Exclusive B-Tube Technology
- Heat Exchanger: Upper Rock Guard and Transmission Cooler Mounting Kit
- Heat Exchanger: Hand Brushed Satin Finish
- Transmission Cooler: Dual-Core Design – 201% Increase in Core Volume
- Transmission Cooler: Made with CSF’s AC Condenser Technology Using a 1-Row Super-High Pressure 16mm 9-Channel Microtube for Optimal Oil Flow and Maximum Surface Area Contact
- Transmission Cooler: Pre-installed foam strips for increased sealing
- CNC Machined Mounting Brackets and OEM Style “Quick Connect” Inlet/Outlet
- 100% All Aluminum TIG-Welded Construction
- True Plug-and-Play “Drop-in Fit” Installation Requires Absolutely No Modifications
- 2-Year Limited Warranty
-
Applications:
- 2020+ BMW F97 X3 M (incl. Competition)
- 2020+ BMW F98 X4 M (incl. Competition)
- OEM Part Number:
- Heat Exchanger – BMW: 17-11-9-468-695
- Transmission Cooler – BMW: 17-11-8-693-360
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 1931 reviews
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Product Reviews
★★★★★ 5
Best socks for work or working out.
Size: One Size, Color: (015) Tetra Gray / Gray Matter / White Quartz
Great socks. They stay on your heel! Love the material; breathable and not thick. Love the neutral tone colors.
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Reviewed in the United States on January 1, 2025
★★★★★ 3
Didn’t meet full expectations
Size: One Size, Color: (001) Black / Black / Jet Gray
Much shorter than anticipated.
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Reviewed in the United States on December 16, 2025
★★★★★ 5
Great socks
My fav socks. I am a size 9 women’s and they fit perfect. They are soft and comfortable
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Reviewed in the United States on April 16, 2026
★★★★★ 5
Great socks!
These are great low cut socks with padding in appropriate places. The shape keeps them from sliding down in my tennis shoes. I just wish more than three pair came in the pack.
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Reviewed in the United States on April 9, 2026
★★★★★ 5
Great socks
Size: Large, Color: (672) Super Pink / Blaze Orange / Super Pink
My favorite socks! Fit great and don’t slip down in my shoes. They are cozy and cushiony. I love the colors too.
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Reviewed in the United States on October 21, 2025