{"product_id":"mosselman-bmw-n20-pwg-f20-f21-f30-f31-f34-msl35-45-stage-1-upgrade-turbocharger-kit-125i-328i","title":"Mosselman MSL35-45 Stage 1 Turbo Upgrade for BMW N20 PWG Pneumatic Wastegate (pre-07\/2013) - Direct-Fit Uprated\/Hybrid Turbocharger Replacement F20\/F21 125i, F30\/F31\/F34 328i N20B20 - Bolt-On Plug \u0026 Play Turbo UK","description":"\u003cdiv class=\"product__description rte\"\u003e\n  \n  \u003ch2\u003eMosselman MSL35-45 Stage 1 Turbo Upgrade - BMW N20 PWG pre-July 2013 - Direct-Fit, Fast-Spooling, OEM-Grade\u003c\/h2\u003e\n  \n  \u003cp\u003e\n    Transform the way your F-series four-cylinder petrol BMW pulls through the rev range. The Mosselman MSL35-45 Stage 1 is a bolt-on uprated turbocharger for N20 PWG engines that delivers stronger midrange torque, sharper throttle response and smooth, repeatable performance while keeping factory-like manners. Built from brand-new BMW turbocharger units enhanced with Mosselman’s in-house engineered components, this is a dependable, daily-drivable upgrade for enthusiasts who want more pace without sacrificing reliability.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhy it works so well on the N20 PWG\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eRapid spool and low lag - lively response with a wide, usable powerband\u003c\/li\u003e\n    \u003cli\u003eGenuine-quality hardware - assembled from new OE turbo cores with precision Mosselman internals\u003c\/li\u003e\n    \u003cli\u003eDirect replacement - bolt-on installation for PWG pneumatic wastegate cars, no fabrication required\u003c\/li\u003e\n    \u003cli\u003eEngineered in-house in the Netherlands for consistent quality control and durability\u003c\/li\u003e\n    \u003cli\u003eRetains factory drivability - OEM-plus refinement with serious performance potential once calibrated\u003c\/li\u003e\n    \u003cli\u003eIdeal for road, fast road and track-day use when paired with suitable supporting mods and a proper ECU remap\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003cp\u003e\n    We have fitted and supplied these MSL35-45 units to many N20 cars and the feedback has been superb. Customers report crisp response, repeatable heat management and a confident, OEM-like feel with the extra shove you want from a Stage 1 hybrid-style upgrade.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eVehicle compatibility - PWG pneumatic wastegate only\u003c\/h3\u003e\n  \u003cp\u003e\n    For BMW N20 engines with PWG pneumatic wastegate built before 07\/2013:\n  \u003c\/p\u003e\n  \u003ch4\u003e1 Series\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eF20 125i - 2011 to 07\/2013\u003c\/li\u003e\n    \u003cli\u003eF21 125i - 2011 to 07\/2013\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003ch4\u003e3 Series\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eF30 328i - 2011 to 07\/2013\u003c\/li\u003e\n    \u003cli\u003eF31 328i - 2011 to 07\/2013\u003c\/li\u003e\n    \u003cli\u003eF34 328i - 2011 to 07\/2013\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003ePart number\u003c\/h3\u003e\n  \u003cp\u003e\n    TUN20.3242.PWG\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eWhat you get\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003eMosselman MSL35-45 Stage 1 turbocharger built from a new BMW turbo core\u003c\/li\u003e\n    \u003cli\u003eFactory-style orientation and connections for straightforward replacement of the stock N20 PWG unit\u003c\/li\u003e\n    \u003cli\u003ePremium engineering focused on fast spool, strong midrange and OEM-level reliability\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \n  \u003ch3\u003eCore charge info\u003c\/h3\u003e\n  \u003cp\u003e\n    A refundable core deposit is available. Return your old turbo to Mosselman for inspection and, once approved, the core charge is refunded. If you would rather keep your original unit, you can do so instead of returning it.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eFitting and support in the UK\u003c\/h3\u003e\n  \u003cp\u003e\n    Want it installed properly with calibration guidance and aftercare. Book fitting with MJ Modifications in Warwickshire. Request a quote at \u003ca href=\"mailto:info@mjmodifications.co.uk\"\u003einfo@mjmodifications.co.uk\u003c\/a\u003e. We know the N20 PWG platform inside out and can advise on the right supporting hardware and ECU tuning for your goals.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eCompatibility check before dispatch\u003c\/h3\u003e\n  \u003cp\u003e\n    To ensure the correct turbo for your car, we run a fitment check prior to shipping. Please provide your UK registration number or the last 7 characters of your VIN at checkout.\n  \u003c\/p\u003e\n  \n  \u003ch3\u003eLooking for this upgrade under different terms\u003c\/h3\u003e\n  \u003cp\u003e\n    Popular searches include: BMW N20 PWG turbocharger replacement, BMW 125i F20 turbo upgrade, BMW 328i F30 uprated turbo, F21 125i performance turbocharger, F31 328i hybrid turbo, F34 Gran Turismo 328i turbo swap, pre 07-2013 pneumatic wastegate turbo, N20 Stage 1 turbo UK, bolt-on BMW turbo, direct-fit N20 turbo, Mosselman MSL 35 45, Netherlands engineered turbo upgrade, BMW four-cylinder petrol turbo, fast spool turbo for daily use, road and track turbo solution, OEM-plus turbocharger.\n  \u003c\/p\u003e\n  \n  \u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e Mosselman\u003c\/p\u003e\n  \n\u003c\/div\u003e","brand":"Mosselman","offers":[{"title":"No Core Charge","offer_id":56005732696450,"sku":null,"price":1186.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0871\/5445\/8937\/files\/MosselmanBMWN20PWGF20F21F30F31F34MSL35-45Stage1UpgradeTurbochargerKit_125i_328i_-1_1946x_a123839c-0e70-4308-9cf8-65b0e8f42bd5.png?v=1764021955","url":"https:\/\/mjmodifications.co.uk\/products\/mosselman-bmw-n20-pwg-f20-f21-f30-f31-f34-msl35-45-stage-1-upgrade-turbocharger-kit-125i-328i","provider":"MJ Modifications","version":"1.0","type":"link"}