Intercooler BMW X1 E84 35iX, Z4 E89 35i, 35is N54, N55

KPerformance™ Front Mount Intercooler for BMW X1 E84 35iX and BMW Z4 E89 35i, 35is models with N54, N55 engines. Our intercooler delivers up to 70% more cooling capacity over OEM. Built with a high-density Bar & Plate core, it keeps intake temps low even under extreme boost pressures (3 bar ). The result is reliable, consistent performance — perfect for aggressive Stage 2 and Stage 3 builds, where every degree counts. FITS THESE BMW MODELS: BMW X1 Series: E84 [2013-2015] 35iX (225kw / 306hp) – N55 BMW Z4 Series: E89 [2009-2016] 35i (225kw / 306hp) – N54 35is (250kw / 340hp) – N54T Note: For some models, minor trimming of the plastics under the car might be required to fit this intercooler. If your model is not listed here, look for it under another product. If you cannot find your model anywhere, contact us for assistance. SPECIFICATION: • Core width: 520 mm • Core height: 212 / 152 mm • Core depth: 40 / 130 mm • Inlet / outlet: 70 mm • Air capacity: 13.5 L • Structure: Bar & Plate • High-grade aluminum • Intercooler weight: 9 kg ⚠️ BE AWARE: Not All Intercoolers Are Created Equal Many less reputable sellers offer intercoolers that may look identical on the outside, but inside they use a cheap Tube & Fin core. These cores are typically 30–60% lighter, far less durable, and deliver only a fraction of the cooling performance of a true Bar & Plate intercooler. OEM reference part numbers: 17 51 7 540 035, 17517540035, 7540035