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AMS Performance

AMS PERFORMANCE MERCEDES-BENZ M157 / M278 / M133 AUXILIARY HEAT EXCHANGER UPGRADE

AMS PERFORMANCE MERCEDES-BENZ M157 / M278 / M133 AUXILIARY HEAT EXCHANGER UPGRADE

Regular price $775.95 USD
Regular price $799.95 USD Sale price $775.95 USD
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From the factory, your Mercedes-Benz M157 / M278 / M133 engine delivers high boost pressure (27.5psi). However, this generates elevated charged air temperatures before entering the stock liquid-cooled heat exchanger (intercooler). While adequate in normal driving conditions, the stock heat exchanger struggles during aggressive driving, in warmer climates, or during extended operation.

Get The Most Power From Your M157 / M278 / M133 Equipped Mercedes-Benz

Whether you've kept your Mercedes-Benz turbocharged engine stock or upgraded, the Alpha Performance Mercedes-Benz M157 / M278 / M133 Heat Exchanger Upgrade delivers significantly enhanced efficiency. It ensures consistently cooler boost temperatures and effectively tackles heat soak problems. This upgrade is valuable for everyday driving and becomes even more critical for maintaining consistent performance on road courses or dragstrips.

Our upgraded heat exchanger surpasses the factory model in both size and effectiveness, ensuring superior cooling of the intercooler system fluid. With a 38% larger core than stock, it boasts increased liquid capacity for enhanced heat dissipation, maintaining lower fluid temperatures during prolonged high-throttle operation. Additionally, our engineering team tapered the inlet and outlet to optimize flow and reduce pressure drop, resulting in cooler intake air charges and maximum power output!

Super Easy, Direct Bolt-In Intercooler Upgrade

With normal hand tools, the Heat Exchanger Upgrade installs within 1.5 hours.  Simply remove the wheel, inner fender liner and the factory heat exchanger.  The new unit swaps right in using factory hardware without any cutting or modifications to your car.

Do it right the first time, order your Alpha Performance Heat Exchanger Upgrade today!

Exclusive Benefits 

  • 38% more core volume 
  • 22 fins per inch core made to Alpha spec 
  • Motorsport quality heat exchanger core made in the UK 
  • Core and tanks designed in CFD heat transfer software to allow for greatest heat dissipation 
  • Billet aluminum end tanks 
  • Installs in 1.5 hours without cutting or drilling 
  • Can be used on stock or modified vehicles 

 

Applications 

  • Replaces factory part number A 099 500 32 03

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