{"product_id":"ac-schnitzer-bmw-g20-g21-320d-performance-upgrade","title":"BMW G20 G21 320d B47 Stage 1 Tuning Box AC Schnitzer 121410420-01-36","description":"\u003cp\u003eFor the B47-powered G20\/G21 320d (2018+), this AC Schnitzer tuning box delivers a clean, reversible Stage 1 gain: +35 bhp, +70 Nm - focused on mid-range torque for fast-road overtaking and relaxed motorway cruising.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChassis-specific\u003c\/strong\u003e: Designed for G20\/G21 only - not compatible with F30, F31 or pre-2018 models\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine-coded\u003c\/strong\u003e: B47D20 only - no N47, no B48, no petrol variants\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo remap, no coding\u003c\/strong\u003e: Plug-and-play via OBD2; retains factory ECU software and service intervals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrack-day ready\u003c\/strong\u003e: Adjustable map switch (Eco\/Normal\/Sport); stable under sustained load\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaily-driver friendly\u003c\/strong\u003e: No DPF or AdBlue interference; no limp mode triggers on stock hardware\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSearch terms it answers\u003c\/strong\u003e: bmw g20 320d tuning box, b47 stage 1, g21 320d fast road, bmw diesel piggyback, ac schnitzer 121410420-01-36\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AC Schnitzer","offers":[{"title":"Default Title","offer_id":54381156172119,"sku":null,"price":4256.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1038\/4575\/7271\/files\/AC-Schnitzer-performance-upgrade-N47D20U0_121410360b.jpg?v=1787131929","url":"https:\/\/cuzracecars.com\/products\/ac-schnitzer-bmw-g20-g21-320d-performance-upgrade","provider":"Cuz Race Cars","version":"1.0","type":"link"}