Airtec’s intercooler for the Seat Leon Mk1 150PD diesel (AHU/ALH engines) is built for real use: stage 1 fast road, mild stage 2, or regular track day. Not a show car filler - it’s a 60mm bar-and-plate core with alloy end tanks, pressure-tested to 5 bar, and sized to handle up to 400bhp without heat soak.
Direct-fit for Mk1 Leon 150PD - no bumper trimming, no fog light removal, no cutting
Includes full alloy boost pipes + colour-matched silicone hoses + radiator support brackets
Lowers intake air temps under sustained load - critical for EA189-based PD150s running remaps
Reduces boost pressure drop vs OEM - sharper throttle response, zero lag increase
Search terms this actually matches: Leon Mk1 150PD intercooler, EA189 decat intercooler, stage 1 PD150 upgrade, fast road intercooler Mk1 diesel, track day intercooler Leon 150PD
