{"product_id":"m112-v6-custom-ecu-tuning-e32-c240-c320-e320-clk320-ml320","title":"Custom M112 3.2L V6 ECU Tune for Mercedes CLK320, E320, C320, SLK320","description":"\u003cdiv style=\"font-family: Arial, sans-serif; color: #333; line-height: 1.65; padding: 25px; max-width: 900px; margin: auto;\"\u003e\n\n\u003cp style=\"text-align: center; font-size: 16px; color: #555;\"\u003eA custom Stage 1 ECU calibration for the M112 3.2L naturally aspirated V6 — optimized throttle mapping, torque delivery, ignition timing and fueling, developed for your car rather than pulled off a shelf.\u003c\/p\u003e\n\n\u003chr style=\"margin: 30px 0; border-color: #ddd;\"\u003e\n\n\u003ch2 style=\"color: #004aad; text-align: center;\"\u003eWhat the Tune Alone Delivers\u003c\/h2\u003e\n\u003cdiv style=\"background-color: #f7f9fc; border: 1px solid #d6e2f0; border-radius: 8px; padding: 25px; text-align: center; margin: 20px auto; max-width: 620px;\"\u003e\n\u003cp style=\"font-size: 21px; margin: 0 0 10px 0;\"\u003e\u003cstrong\u003e+15 HP and +10 lb-ft\u003c\/strong\u003e on an otherwise stock car\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #555; margin: 0;\"\u003ePremium fuel. No hardware changes. This is an honest number for a naturally aspirated engine — and it is the starting point, not the ceiling.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cul style=\"padding-left: 20px; font-size: 16px; line-height: 1.8;\"\u003e\n\u003cli\u003eSharper throttle response with no lag\u003c\/li\u003e\n\u003cli\u003eStronger mid-range torque for confident acceleration\u003c\/li\u003e\n\u003cli\u003eSmoother power delivery and refined drivability\u003c\/li\u003e\n\u003cli\u003eFactory safety systems fully retained\u003c\/li\u003e\n\u003cli\u003eIncludes OBD cable and support\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background: #fff8e6; border-left: 4px solid #d18b00; padding: 16px 18px; margin: 24px 0; border-radius: 6px;\"\u003e\n\u003cp style=\"margin: 0; font-size: 15px;\"\u003e\u003cstrong\u003eDriving a C32 AMG, SLK32 AMG, or Crossfire SRT-6?\u003c\/strong\u003e Those cars use the supercharged \u003cstrong\u003eM112K\u003c\/strong\u003e Kompressor engine, which takes a different calibration entirely. \u003ca style=\"color: #b30000; font-weight: bold;\" href=\"\/products\/mercedes-c32-amg-slk32-performance-ecu-tuning-m112k-v6-kompressor\"\u003eGo to the M112K tune instead →\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003chr style=\"margin: 30px 0; border-color: #ddd;\"\u003e\n\n\u003cdiv style=\"background-color: #f7f9fc; border-left: 5px solid #004aad; border-radius: 8px; padding: 22px; margin: 25px 0;\"\u003e\n\u003ch2 style=\"color: #004aad; margin-top: 0;\"\u003eWhere the Rest of the Power Is\u003c\/h2\u003e\n\u003cp style=\"font-size: 16px;\"\u003eA naturally aspirated engine has no boost to raise. The calibration can only optimize the air the engine is already moving — which is why the honest tune-only figure is +15 HP, not the inflated numbers you'll see elsewhere for this platform.\u003c\/p\u003e\n\u003cp style=\"font-size: 16px; margin-bottom: 0;\"\u003eThe real gains come from letting it breathe. Add K\u0026amp;N high-flow filters, a high-flow X-Pipe, and shorty headers, then recalibrate around all three, and the full configuration is worth \u003cstrong\u003e+30 HP and +25 lb-ft\u003c\/strong\u003e — double the tune alone. All three are available as options above, and all three retain your factory catalytic converters.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0; font-size: 15px; background-color: #fff; border: 1px solid #ccc; min-width: 460px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #004aad; color: white;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ccc; text-align: left;\"\u003eConfiguration\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ccc; text-align: left;\"\u003eGain\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e\u003cstrong\u003eStage 1 tune only\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e+15 HP \/ +10 lb-ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8f8f8;\"\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e\u003cstrong\u003eTune + K\u0026amp;N filters + X-Pipe + shorty headers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ccc;\"\u003e\u003cstrong\u003e+30 HP \/ +25 lb-ft\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp style=\"font-size: 14px; color: #666;\"\u003ePartial combinations land between the two. Tell us what you're running and we'll calibrate to it.\u003c\/p\u003e\n\n\u003chr style=\"margin: 30px 0; border-color: #ddd;\"\u003e\n\n\u003ch2 style=\"color: #004aad;\"\u003eExact Compatibility\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; color: #555; margin-bottom: 12px;\"\u003eThis calibration is for the \u003cstrong\u003enaturally aspirated M112 3.2L V6\u003c\/strong\u003e only.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background: #004aad; color: white;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eEngine\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCLK320\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1998–2005\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eM112 3.2L V6 (naturally aspirated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eE320\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e1998–2005\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eM112 3.2L V6 (naturally aspirated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eC320\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2000–2005\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eM112 3.2L V6 (naturally aspirated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eSLK320\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2000–2003\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eM112 3.2L V6 (naturally aspirated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eChrysler Crossfire (non-SRT)\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e2004–2008\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eM112 3.2L V6 (naturally aspirated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp style=\"font-size: 14px; color: #666;\"\u003eNot sure which engine you have? Send us your VIN and we'll confirm before you order.\u003c\/p\u003e\n\n\u003ch2 style=\"color: #004aad; margin-top: 35px;\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eHow much power will I actually gain?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003e+15 HP and +10 lb-ft from the tune alone on a stock car running premium fuel. Add the K\u0026amp;N filters, X-Pipe and shorty headers and the full configuration is worth +30 HP and +25 lb-ft. This is a naturally aspirated engine — there's no boost to turn up, so the hardware is where the second half of the power comes from.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eShould I buy the bolt-ons now or later?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003eEither works, but tell us up front if you're planning to add them. We'd rather write one file around the finished setup than tune the car twice.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eIs this tune safe for my engine?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003eYes. We keep all factory safety systems active and tune conservatively for long-term reliability.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eWill this work on my C32 AMG or SLK32 AMG?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003eNo. Those run the supercharged M112K Kompressor engine and need a different file. Use our \u003ca style=\"color: #b30000; font-weight: bold;\" href=\"\/products\/mercedes-c32-amg-slk32-performance-ecu-tuning-m112k-v6-kompressor\"\u003eM112K tune\u003c\/a\u003e instead. The same applies to the Chrysler Crossfire SRT-6.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eHow long does the process take?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003eTypically 2–4 business days after we receive your stock ECU file.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdetails style=\"margin-bottom: 12px;\"\u003e\n\u003csummary style=\"font-weight: bold; cursor: pointer;\"\u003eWill it pass emissions \/ smog?\u003c\/summary\u003e\n\u003cp style=\"margin: 8px 0 0 20px; color: #555;\"\u003eThe tune, K\u0026amp;N filters, X-pipe, and shorty headers all retain your factory catalytic converters. Emissions requirements vary by state — check your local rules if you're unsure.\u003c\/p\u003e\n\u003c\/details\u003e\n\n\u003cdiv style=\"margin-top: 40px; padding-top: 20px; border-top: 1px solid #ddd; text-align: center; font-size: 14px; color: #666;\"\u003e\n\u003cstrong\u003eBenzUnited Parts\u003c\/strong\u003e • Mercedes Performance \u0026amp; Tuning\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BenzUnited Parts","offers":[{"title":"No \/ No \/ No","offer_id":47142975832239,"sku":"BU-M112-TUNE-NNN","price":700.0,"currency_code":"USD","in_stock":true},{"title":"No \/ No \/ Yes","offer_id":47142975865007,"sku":"BU-M112-TUNE-NNY","price":1199.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Yes \/ No","offer_id":47142975897775,"sku":"BU-M112-TUNE-NYN","price":729.0,"currency_code":"USD","in_stock":true},{"title":"No \/ Yes \/ Yes","offer_id":47142975930543,"sku":"BU-M112-TUNE-NYY","price":1229.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ No \/ No","offer_id":47142975963311,"sku":"BU-M112-TUNE-YNN","price":815.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ No \/ Yes","offer_id":47142975996079,"sku":"BU-M112-TUNE-YNY","price":1299.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Yes \/ No","offer_id":47142976028847,"sku":"BU-M112-TUNE-YYN","price":875.0,"currency_code":"USD","in_stock":true},{"title":"Yes \/ Yes \/ Yes","offer_id":47142976061615,"sku":"BU-M112-TUNE-YYY","price":1345.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0631\/8718\/9935\/files\/m112-v6-mercedes-ecu-tuning-upgrade.jpg?v=1742985820","url":"https:\/\/benzunitedparts.com\/products\/m112-v6-custom-ecu-tuning-e32-c240-c320-e320-clk320-ml320","provider":"BenzUnited Parts","version":"1.0","type":"link"}