AIRTEC N54 Front Mount Intercooler FMIC Upgrade for BMW 135i E82, 335i E92, Z4 sDrive35i E89 - 60mm Bar & Plate Performance Charge Air Cooler

Uprated Charge Cooler for BMW N54 Twinscroll Turbo Models

Unlock cooler, denser intake air and repeatable performance on your BMW 135i E82, 335i E92 or Z4 sDrive35i E89 with this AIRTEC high efficiency charge air cooling kit. Designed for the N54 twin turbo platform, this uprated air-to-air cooler is the go-to choice for fast road, track and remapped cars that need to beat heat soak and keep intake temps in check pull after pull.

Why enthusiasts choose this cooling upgrade

• Thick 60 mm bar-and-plate core specified by AIRTEC for strong thermal efficiency and stable airflow
• Durable cast end tanks engineered for smooth charge flow and reliability under boost
• Real-world gains on tuned cars with approximately 17 bhp improvement on a Stage 1 calibration thanks to lower IAT
• Major intake temperature reduction for consistent power delivery during spirited driving
• 3 year unlimited mileage manufacturer warranty for long-term peace of mind
• Choice of Natural Silver or Pro-Series Black finish to suit your build
• Optional AIRTEC logo at no extra cost

Proven temperature drops on the dyno

Independent rolling road testing at AmD Essex measured charge temperature before and after the cooler.

OEM cooler on a Stage 1 car

• Average into cooler: 115°C
• Average out of cooler: 69°C

AIRTEC cooler on a Stage 1 car

• Average into cooler: 84°C
• Average out of cooler: 36°C

The AIRTEC setup consistently held outlet temps around 36°C and delivered an increase of roughly 17 bhp. Lower charge temps equal denser air, stronger combustion and more repeatable performance.

Fitment

• BMW 135i E82 with N54
• BMW 335i E92 with N54
• BMW Z4 sDrive35i E89 with N54

Built for tuned N54s

If you are chasing reliable cooling on a Stage 1 or Stage 2 remap, this direct-fit cooler is a smart upgrade. We have installed and run this kit ourselves at MJ Modifications and our customers consistently report crisper throttle response, stronger mid-range and far better resistance to heat soak compared with the factory unit.

Fitting and support

Professional installation available at MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

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