{"product_id":"1999-2000-chevrolet-express-4-3l-and-5-7l-custom-tuning","title":"1999-2000 Chevrolet Express 4.3L and 5.7L Custom Tuning","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cstrong\u003eBlack Bear Performance offers three different levels of custom tuning for your 1999-2000 Chevrolet Express 4.3L and 5.7L\u003c\/strong\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eFrom bone stock to heavily modified, we can help your engine perform as optimally as possible.  We tend to see power gains in the 10-15hp range on a 4.3L and 15-20hp on a 5.7L along with a 1-2mpg improvement depending on vehicle condition and configuration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eOther improvements range from improved idle smoothness to better shift performance, improved towing and improved throttle response.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eAdditional service offerings include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSpeed and Rev Limiter Increase\u003c\/li\u003e\n\u003cli\u003eTorque Management Modification\/Removal\u003c\/li\u003e\n\u003cli\u003eTire\/Gear Change Calibration\u003c\/li\u003e\n\u003cli\u003eAccommodation of Most Modifications (Internal engine modifications, superchargers, turbochargers*, upgraded transmissions, etc).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e*Due to variability in turbocharger systems, they must be evaluated by our tuner prior to committing to any services.  Additional tuning service\/hardware may be required.\u003c\/h5\u003e","brand":"Black Bear Performance","offers":[{"title":"AutoCal Tune \u0026 Hardware [$749] \/ No Deposit - I will mail my PCM in to be tuned","offer_id":51590784647456,"sku":null,"price":749.0,"currency_code":"USD","in_stock":true},{"title":"AutoCal Tune \u0026 Hardware [$749] \/ Blemished PCM (\u003e5% paint missing) [+$75]","offer_id":51590784680224,"sku":null,"price":749.0,"currency_code":"USD","in_stock":true},{"title":"AutoCal Tune \u0026 Hardware [$749] \/ Unblemished PCM (\u003c5% paint missing) [+$125]","offer_id":51590784712992,"sku":null,"price":749.0,"currency_code":"USD","in_stock":true},{"title":"Scan Cable [$815] ($400 Refundable Deposit included) \/ No Deposit - I will mail my PCM in to be tuned","offer_id":51590784745760,"sku":null,"price":815.0,"currency_code":"USD","in_stock":true},{"title":"Scan Cable [$815] ($400 Refundable Deposit included) \/ Blemished PCM (\u003e5% paint missing) [+$75]","offer_id":51590784778528,"sku":null,"price":890.0,"currency_code":"USD","in_stock":true},{"title":"Scan Cable [$815] ($400 Refundable Deposit included) \/ Unblemished PCM (\u003c5% paint missing) [+$125]","offer_id":51590784811296,"sku":null,"price":940.0,"currency_code":"USD","in_stock":true},{"title":"Traditional [$355] \/ No Deposit - I will mail my PCM in to be tuned","offer_id":51590784844064,"sku":null,"price":355.0,"currency_code":"USD","in_stock":true},{"title":"Traditional [$355] \/ Blemished PCM (\u003e5% paint missing) [+$75]","offer_id":51590784876832,"sku":null,"price":430.0,"currency_code":"USD","in_stock":true},{"title":"Traditional [$355] \/ Unblemished PCM (\u003c5% paint missing) [+$125]","offer_id":51590784909600,"sku":null,"price":480.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0673\/0504\/6304\/files\/BlackBearLogoFullColor_2f352129-136c-4931-9d3e-b95d02bb5389.png?v=1708457789","url":"https:\/\/www.blackbearperformance.com\/products\/1999-2000-chevrolet-express-4-3l-and-5-7l-custom-tuning","provider":"Black Bear Performance","version":"1.0","type":"link"}