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CSF 2020+ Audi C8 RS6/RS7 High-Performance Intercooler System (OEM PN 4K0 145 805 P / 4K0 145 806 B)

Marsoni M251S
Sale price$1947.50
Pay 4 payments of $486.88 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
CSF 2020+ Audi C8 RS6/RS7 High-Performance Intercooler System (OEM PN 4K0 145 805 P / 4K0 145 806 B)CSF teamed up with leading VAG specialists from Southern California, Pacific German, to bring this critical intercooler system to market, unlocking the full potential and increasing power goals of the new C8 platform. With the OEM intercoolers, the new C8 platform starts to exhibit heat soak and run away increases in IATs, which then triggers the ECU system to pull timing out of the engine and subsequently lowers performance. The most important
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.8 ★★★★★
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Verified Purchase
Vanessa Voit
Los Angeles, US
★★★★★ 5
Quality material. Nice looking shirt!
Color: Navy Golf Element, Size: 4X-Large
Love the material. A stretchy sheen. Husband loves the “wicking” quality. Nice looking quality shirt! I’m going to order a couple more in different colors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 3, 2026
D
Verified Purchase
David S.
Pawtucket, US
★★★★★ 5
Material feels great
Color: Blue Plaid, Size: Medium
This is my 3rd shirt ordered and they feel great, fit great and so nice to wear on the golf course
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 31, 2026
B
Verified Purchase
Brian Manil
Lowell, US
★★★★★ 5
Great style
Color: Yellow Golf Club, Size: Large, Color: Yellow Golf Club, Size: Large
Soft feel, lightweight. Comfortable to golf in.
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Reviewed in the United States on April 12, 2026
E
Verified Purchase
Erick L.
Lowell, US
★★★★★ 5
Size up
Color: Teal01, Size: XX-Large
Great color, nice material, I’m usually buy xl but this shirt in 2xl fit terrific. It’s not loose either but just snug enough to look good
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Reviewed in the United States on May 25, 2026
N
Verified Purchase
Nitram
Whiting, US
★★★★★ 5
Quality material and perfect fit
Color: Teal01, Size: 4X-Large
Excellent material, soft and stretchy, makes me seem slimmer; great color choices and breathable fabric for warm weather.
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Reviewed in the United States on April 25, 2026

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