{"product_id":"precision-raceworks-bmw-e82-e89-e90-e91-coolant-tank-level-sensor-extension-harness-inc-135i-1m-335i-z4-35i","title":"Precision Raceworks BMW N54 Coolant\/Expansion Tank Level Sensor Extension Harness Loom – E82 E88 E90 E91 E92 E93 E89 (135i 1M 335i Z4 35i) – Reservoir\/Header Tank Switch Cable Extender – Plug \u0026 Play OEM Connectors – 335d Swap – Part 201-0050","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \n  \u003ch2\u003eBMW N54 Expansion Tank Level Switch Lead Extender for E82 E88 E90 E91 E92 E93 E89 135i 1M 335i Z4 35i. Part No. 201-0050\u003c\/h2\u003e\n  \n  \u003cp\u003e\n    Move your expansion tank with confidence and keep your dash warnings working exactly as BMW intended. This Precision Raceworks lead extender is a direct-fit wiring loom that lets you reposition the header tank on N54-powered E8X, E9X and E89 models without cutting or splicing. It uses factory-grade plugs for a clean, tidy, reversible install that looks OE and performs flawlessly.\n  \u003c\/p\u003e\n  \n  \u003cp\u003e\n    Ideal when carrying out a 335d expansion tank swap on an N54, fitting relocated inlets or tidying a modified engine bay. If your original level switch cable will not reach after moving the reservoir, this is the simple plug-in answer that preserves your coolant level warning functionality.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhy enthusiasts choose this loom\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eDirect plug-in connectors that lock positively to the sensor and chassis harness\u003c\/li\u003e\n    \u003cli\u003eNo wire cutting. No soldering. Fully reversible for an OE-style finish\u003c\/li\u003e\n    \u003cli\u003ePerfect length for expansion bottle relocation and 335d header tank conversions\u003c\/li\u003e\n    \u003cli\u003eKeeps the coolant level alert active after component moves\u003c\/li\u003e\n    \u003cli\u003eBuilt by Precision Raceworks for reliability in daily, fast-road and track use\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eProven on our own cars\u003c\/h3\u003e\n  \u003cp\u003e\n    We run this extender on our in-house N54 projects and it has been faultless. Customers tell us it saves time, avoids wiring headaches and keeps the bay looking factory while supporting popular modifications.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eVehicle fitment\u003c\/h3\u003e\n  \u003cp\u003eFor BMW models with the N54 twin-turbo engine:\u003c\/p\u003e\n  \u003cul\u003e\n    \u003cli\u003eE82 1M\u003c\/li\u003e\n    \u003cli\u003eE82 and E88 135i\u003c\/li\u003e\n    \u003cli\u003eE90 E91 E92 E93 335i\u003c\/li\u003e\n    \u003cli\u003eE89 Z4 sDrive35i\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003ePart details\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eManufacturer: Precision Raceworks\u003c\/li\u003e\n    \u003cli\u003ePart number: 201-0050\u003c\/li\u003e\n    \u003cli\u003eConnection type: Factory-style plug-in connectors\u003c\/li\u003e\n    \u003cli\u003eInstallation: Direct fit. No splicing required\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003ePerfect for these jobs\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e335d expansion tank conversion on N54 platforms\u003c\/li\u003e\n    \u003cli\u003eRelocated inlet and chargepipe setups where the reservoir is moved\u003c\/li\u003e\n    \u003cli\u003eEngine bay clean-ups that shorten or reroute the original sensor lead\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eFitting and support\u003c\/h3\u003e\n  \u003cp\u003e\n    Professional installation available at MJ Modifications in Warwickshire. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility check\u003c\/h3\u003e\n  \u003cp\u003e\n    We can confirm suitability before dispatch. Add your UK registration or the last 7 digits of your VIN at checkout.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eSearch-friendly phrases\u003c\/h3\u003e\n  \u003cp\u003e\n    BMW N54 expansion bottle sensor cable. Header tank level switch loom extender. Coolant reservoir level plug lead for E82 E88 E90 E91 E92 E93 E89. 135i 335i 1M Z4 35i level sensor cable extension. 335d header tank conversion wiring for N54. OEM-grade plug connectors for coolant level float switch. Direct-fit reservoir sensor adapter harness. Precision Raceworks 201-0050.\n  \u003c\/p\u003e\n  \n\u003c\/div\u003e","brand":"Precision Raceworks","offers":[{"title":"Default Title","offer_id":56005690917250,"sku":null,"price":25.74,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/PRECISIONRACEWORKSBMWN54E82E89E90E91COOLANTTANKLEVELSENSOREXTENSIONHARNESS_INC_135I_1M_335I_Z435I__01_1946x_3db49248-8c3f-4143-8117-6cd83363f669_1024x1024_2x-transformed.webp?v=1764021562","url":"https:\/\/mjmodifications.co.uk\/products\/precision-raceworks-bmw-e82-e89-e90-e91-coolant-tank-level-sensor-extension-harness-inc-135i-1m-335i-z4-35i","provider":"MJ Modifications","version":"1.0","type":"link"}