Basically, this radiator doesn't cool engine coolant like your main radiator does. It cools the air that comes after the turbocharger. Turbochargers compress air to get more power, but compressing air makes it heat up – hot air is less dense, so you lose some of that power gain. This radiator takes that hot, compressed air and brings the temperature down. It’s a heat exchanger, just like your regular radiator, but for a different fluid – in this case, the pressurized charge air. It sits right in the path of the air coming from the turbocharger, usually up front where it gets good airflow. It takes that superheated air and cools it before it enters the engine. Think of it like a final refining step—it gets the air as cool and dense as possible for maximum combustion. A lot of performance vehicles, especially those with turbos, will have these. Well, cooler, denser air means more oxygen packed into each cylinder. More oxygen equals a bigger, more powerful explosion, which translates to more horsepower and better fuel economy. You’ll notice if this thing fails pretty quickly – you'll probably feel a loss of power, maybe some hesitation, and the engine might run a little rough. It really helps the turbo system work as efficiently as it's designed to. Fixparts Online has a good selection of these if you’re looking to replace one. They’re pretty durable, but like anything, they can get clogged or damaged over time. Proven by drivers: Low-Temperature Radiator (MPN CIR4000S) is backed by a 12-month warranty!

About MAHLE

MAHLE drives advancements in vehicle efficiency and sustainability with its engine components and filtration solutions.

Why Choose MAHLE?

• MAHLE parts are built to last, using high-quality materials and advanced engineering so you get reliable performance for years to come. • We make a huge range of parts, from engine components to filters and HVAC systems, meaning you can get almost everything you need from one trusted brand. • MAHLE is an original equipment supplier to many major car manufacturers, so you know our aftermarket parts meet the same tough standards. • We’re constantly innovating to improve our parts and develop new technologies, keeping your vehicle running efficiently and smoothly. FixParts Online – Your Trusted Source for Quality MAHLE Auto Parts.