3J NXG Fiesta ST IB5 differential Rallyflapz making the Air flow as

making the Air flow as easily as possible and making sure there wasn't any sharpe corners to slow the Air down

RS Ecu cover is required to fit this filter kit

Heat treated for 36 hours & then pressure tested to 56 psi to ensure maximum strength

as many expect bar and plate cores designs to out perform tube and fin with their thermal transfer properties

* High performance core - reduces the water tamperatures by up to 10 degrees on track

3J NXG Fiesta ST IB5 differential Rallyflapz making the Air flow asThe 3J plate pack always run with 8 active surfaces, even in our lighter settings, giving maximum surfaces and surface area contact during use. Our new pre load spacer helps generate the pre load. Rather than just have the 2 or 3 settings of other units, we can 'fine tune' to particular pre load settings complemented with our choice of ramps, to get the perfect LSD set up for you!