Mid Coast Performance

Holley Terminator X Stealth 4500 Released! This is a great option for those with a 4500 based carb engine wanting to move to EFI and have more Inputs and Outputs than a Sniper system. Send us a message if you're interested in one of these systems! https://www.holley.com//terminator_x_stealt/parts/550-1070

Hit us up if you're in the market for a turbo!

BLACK FRIDAY SALE - FORCED INDUCTIONS !!!SAVE BIG ON TURBOS!!! For pricing contact Mid Coast Performance on facebook or call 636-451-6800

Be sure to like and subscribe to our YouTube channel! Follow along as we prepare our coyote swapped fox body for Drag Week 2020! https://youtu.be/cuZVjpgwRDA

Recommendations wanted We are looking to have some website work done - looking for someone familiar with the high performance aftermarket industry to develop a new website with an online store.

BLACK FRIDAY SALE - VIKING SHOCKS!! !!!SAVE BIG!!! For pricing contact Mid Coast Performance on facebook or call 636-451-6800

Holley's newest efi system - aimed at the GM direct injection LT engines. As always, we offer great pricing and support for all Holley products! Send us a message if you have any questions or would like to place an order. https://youtu.be/6gIjXqs9kJY

BLACK FRIDAY SALE - PROCHARGER!!! !!!SAVE BIG!!! For pricing contact Mid Coast Performance on facebook or call 636-451-6800

Come on out to to Gateway Friday and Saturday evenings to watch some Extreme Promods and No Time racing. We will be entered in the Small Tire No Time class.

BLACK FRIDAY SALE - OPTIC ARMOR !!!SAVE BIG!!! For pricing contact Mid Coast Performance on facebook or call 636-451-6800

From the way back machine.... We still have this car - what engine would you put in it today?

Yes, we tune a lot of efi systems but we still tune carbs now and then. Tuning up the dual quads on this 392 sbf in a 34 Ford. #sometimescarbsareok #34ford #hotrod #midcoastperformance #sbf

BLACK FRIDAY SALE - DAKOTA DIGITAL !!!SAVE BIG!!! For pricing contact Mid Coast Performance on facebook or call 636-451-6800

ANNOUNCING HOLLEY NEW EFI The Terminator X Stealth 4150 EFI system from Holley features 4, 100LB/HR Fuel Injectors capable of supporting up to 650 HP naturally aspirated or 600 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Did we mention that the Stealth 4150 also includes transmission kick down provisions for GM TH350/400, 20...0R4/700R4 and Ford C4/C6 applications? Terminator X Max Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012, 550-1013) Bolt on 4150 Flange Carburetor Replacement Supports up to 650HP with Four 100lb/hr Injectors Terminator X Max Stealth 4150 kits provide transmission control for Pre-2009 GM 4L60E/4L80E Transmissions (Part numbers 550-1011, 550-1012,550-1013) Includes high pressure fuel crossover line All of the wiring exits below the rear fuel injector cover, for a completely stealth installation Timed spark part for vacuum advanced distributors located under the front fuel bowl, for easy access to the distributor Air entry is machined to fit most stock style air cleaners with air cleaner locator provisions External fuel pressure regulator required, set to a base pressure of 58.5 PSI, such as Holley part # 12-886 Integrated ignition timing control improves idle stability, fuel economy, and wide open throttle performance High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required The included Genuine Bosch LSU 4.9 Wideband Oxygen Sensor provides real-time Fuel Map Learn OEM Style TPS/IAC for years of dependable service Available in 3 finishes: Shiny, Black, and Gold See more