SKU: 69877736988

CSF High-Performance Charge-Air Coolers- BMW G9X M5

Sale price$1788.56 Regular price$1987.29
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Description

CSF High-Performance Charge-Air Coolers- BMW G9X M5The M5 has long been the king of full size sport sedans and the new G9X M5 is no exception. People can complain about how big and heavy it has gotten. At the end of the day, it goes like hell, handles incredibly well, and is dripping in luxury. One of the limiting factors in making power on the S68 engine are the fragile factory charge air coolers. CSF quickly resolved that issue by revising the S63 S68 Charge Air Coolers for the F9X M5 M8 X5M X6M for


The M5 has long been the king of full size sport sedans and the new G9X M5 is no exception. People can complain about how big and heavy it has gotten. At the end of the day, it goes like hell, handles incredibly well, and is dripping in luxury. One of the limiting factors in making power on the S68 engine are the fragile factory charge air coolers. CSF quickly resolved that issue by revising the S63/S68 Charge-Air-Coolers for the F9X M5/M8/X5M/X6M for the new G90/G99 M5.

Sharing an engine with the F9X X5M/X6M meant there were readily available tunes and power upgrades for the engine when the new M5 hit the market. We have already seen the BMW S68 engine produce over 900whp on stock internals. However, that extra power creates a lot more heat and pressure. F9X M5/M6 & X5M/X6M owners have relied on CSF Charge-Air-Coolers (CSF #8178 & #8315) for years to deal with that extra power. Now, CSF is pleased to announce the High-Performance Charge-Air-Coolers for the G9X M5.

The Charge-Air-Coolers come in an OEM+ Crinkle Black Finish. In addition, custom finishes are available at an additional cost for those looking for a more unique engine bay look.

CSF originally designed the BMW S63 Charge-Air-Coolers for the F9X M5/M6. Over five hundred of these Intercooler kits have been sold with many of them on 1000+ hp builds. Due to the popularity and success of these previous kits, it wasn't long before our dealers and tuning partners got their hands on these new M5s. With a little R&D/Test fitting help from the likes of IND Distribution, Evolve/Eventuri, and R44 Performance, CSF quickly developed a new drop-in fit kit for the G90 and G99 M5.

OEM vs CSF

The CSF Charge-Air-Cooler Cores are ~100% larger in volume than the factory coolers. CFD analysis and testing was used to design the cores ensuring optimal performance as well as perfect fitment. Both coolers come with OEM-Style "Quick Connect" water connections as well as sensor ports for fast and easy installation. You can read the full press release of the full press release of the CSF #8178 Coolers for more details & performance data.

The weak OEM crimped-on plastic end tanks have been replaced with CSF's larger, CFD analyzed, 100% TIG-welded cast end tanks. CSF also integrated the charge pipe into the design of the top end tank eliminating the glued-on factory plastic charge pipes. This single piece cast design creates a much stronger system that can handle much higher boost pressures.

Integrated dual 1/8 NPT ports are located on both outlet side air tanks for quick and easy installation of aftermarket methanol/nitrous injection systems. The positioning of these ports have been carefully designed to place the injection system directly into the post-intercooled charge-air stream for maximum performance.


Shipping Notes
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Exchange/Return Notes
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SKU: 69877736988

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Nurse Jesica
Louisville, US
★★★★★ 5
My Heels Were in Bad Shape. Like… Really Bad
Color: Gray
These moisturizing heel socks with the gel cushions were honestly a small miracle for me. After recovering from cancer treatments, my skin became extremely dry everywhere, but my heels were the worst. They cracked so deeply they looked like fissures and were even bleeding. I tried lotions and bandages repeatedly with very little progress. A friend suggested I treat my heel like it might have a fungal component, so I applied Lotrimin cream, put these heel socks on, and hoped for the best. Within three days, my heels were fully healed. I completed a 7-day routine, and my feet have never been softer. The silicone gel cushion is comfortable, soothing, and stays in place. I loved it so much that I still treat myself about once a week, even though I really don’t need to anymore. They are also washable. I hand-washed mine in the sink and let them air dry, and they came out looking brand new. If your heels are cracked, painful, or need serious care, I highly recommend these.
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Reviewed in the United States on January 9, 2026
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Becky
Pawtucket, US
★★★★★ 5
Work well on hubby's heals
Color: Gray
Dr recommended these for hubby's dry cracked heals
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Reviewed in the United States on May 9, 2026
M
Verified Purchase
Misha
Chelsea, US
★★★★★ 3
Ehh. Not for me.
Color: Gray
Foot slides when walking in them. The fit was tighter than lead to believe. It did hold the moisture in but the silicone patch is small
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Reviewed in the United States on February 23, 2026
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Verified Purchase
Secret Angel
West Palm Beach, US
★★★★★ 5
Transformative for Dry, Cracked Heels!
Color: Original Grey
I recently purchased Dr. Frederick's Original Moisturizing Heel Socks, and they have truly transformed the condition of my feet! I can’t recommend them highly enough. Effective Moisturization: These socks are infused with moisturizing agents that work wonders. After just a few uses, I noticed a significant reduction in dryness and cracking on my heels. My feet feel softer and smoother, and I love that I can wake up to beautifully moisturized skin. Comfortable Fit: The socks are incredibly comfortable to wear, with a snug yet gentle fit. I appreciate that they don’t feel restrictive, allowing me to walk around my home while wearing them without any discomfort. They are also lightweight, making them easy to slip on before bed. User-Friendly: They are super easy to use—just wear them overnight, and let the socks do their magic. I love the simplicity of incorporating them into my nighttime routine. Durable Quality: The quality of the socks is impressive. They wash well and have maintained their shape and effectiveness after multiple uses. I feel confident that they will last a long time. Final Thoughts: If you're struggling with dry, cracked heels, I highly recommend Dr. Frederick's Original Moisturizing Heel Socks. They are a fantastic investment in foot care and have made a noticeable difference in the health of my skin. These socks have become a must-have in my self-care routine!
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Reviewed in the United States on October 4, 2024
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Donna
Lake Worth, US
★★★★★ 5
These worked for me!
Color: Original Grey
They worked great. I bought these for cracked sore heels. It took 2-3 weeks but my heels no longer hurt and the cracks have closed and look more like an indention than a crack now. They feel so much better, but I'll probably wear them another week just to be sure they stay healed. They look and feel like regular socks from the outside but only cover the heel with the toe open. Not think but not thick, again like regular socks. They would probably be slippery on a smooth surface the same as socks. The inside feels like rubber or something smooth at the heel. I have washed them once each pair and accidentally dried one pair in the dryer. They still seem to feel the same so I think they're fine. They're pretty inexpensive and had different colors and sizes.
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Reviewed in the United States on February 10, 2026

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