Category: 4.0T Cooling Upgrades
4.0T Cooling Upgrades
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Upgrade Heat Exchanger for Audi S4, S5, S6, S7, A6, A7, Q5, SQ5, A8-3.0T
$499.95Add to cartNewest version March 2024 – Lower coolant pipe movable to left or right side of the heat exchanger
New for 2023: Improved bleeder seal, MercRacing logo embossed on the header, the lower section now has evacuation holes for allowing drainage, further improvement of packaging, and various product cosmetic improvements to set our product further apart while still maintaining a great value. See the photos for a preview of these changes.
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High Coolant Capacity heat exchanger for Audi S6, S7, A7, A6, Q5, SQ5, S4, S5, A8-3.0T
$599.95Add to cartIN STOCK READY TO SHIP
Newest version March 2024 – Lower coolant pipe movable to left or right side of the heat exchangerÂ
The new version has the MercRacing logo embossed, an upgraded bleeder seal, lower header now has holes to allow rain/snow to drain out the lower row.
Our largest, high volume capacity and extended cooling heat exchanger. Also compatible with S4.
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Pierburg CWA100 Pump – with Audi harness
Available on: May 4, 2024 at 9:43 pm$435.00Pre-order nowThis pump upgrade is a favorite among performance shops and performance users worldwide. The pump offers a robust and innovative design. Driven by a brushless motor, integrated speed controller what can be controlled via remote module(PWM). The pump is extremely reliable while providing great flow and cooling performance. The pump offers very quiet operation, even …
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Upgraded Heat Exchanger – Aluminum Finish
$499.99Add to cartNewest version March 2024 – Lower coolant pipe movable to left or right side of the heat exchanger
Semi-polished finish – Raw Aluminum, Embossed MercRacing Logo on the top header, drain holes on the bottom header to avoid collecting water, improved bleeder seal design. -
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Pierburg CWA150 Pump – with Audi harness
$445.95Add to cartNOTE: Please update your pump fuse to 25 amps
The CWA150 is basically the high-pressure variant of the CWA100-3 we are also offering.
The dimensions and the weight are nearly the same.
The new pumps have a new designed impeller and impeller housing to accommodate for the higher differential pressures.
It is suitable on anything that profits from that higher pressure capability to maintain consistent flow when added volume and larger heat exchangers are used. -
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Audi Slim Heat Exchanger – Multiple Applications S4 S5 S6 A4 A6 SQ5 and many more
$299.95Add to cart7/6/2023 These are in stock and ready to ship. A budget-friendly unit for those looking to replace or upgrade the OEM HX and doing Stage 1 upgrades.
Compatible with most Audi cars, A6, A7 , S4, SQ5, etc. Good option for cars with front camera that cannot use our full size units.
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High Coolant capacity heat exchanger for Audi S4 S6 S7 S8 A7 A6 A8 (Raw Aluminum)
$589.99Add to cartOur largest, high volume capacity and extended cooling heat exchanger. Also compatible with S4 B8 and B8.5 and various other Audi vehicles.
This is for the Raw Natural aluminum finish (not polished)
Hoses for setup that have the connections on the driver side are included for free.Â
