C4 1985-1989 Chevrolet Corvette 5.0L / 5.7L V8 TPI Harness w/MAF - Standard Length - Painless Performance Products

MSRP $580.99
Sale Price $504.99

Affirm - Available for US shipments only.

Stock Status: Available Please allow additional time for delivery. This item requires special handling or may ship directly from our supplier.

C4 1985-1989 Chevrolet Corvette 5.0L / 5.7L V8 TPI Harness w/MAF - Standard Length - Painless Performance Products

MSRP $580.99
Sale Price $504.99

Affirm - Available for US shipments only.

Stock Status: Available Please allow additional time for delivery. This item requires special handling or may ship directly from our supplier.
Fitment & Application

Submodels: Base, Indianapolis 500 Pace Car, 35th Anniversary Edition

This product is not eligible for coupons, promotions or volume discounts.
Features/Benefits

Features/Benefits

  • Update your C4 1985-1989 Corvette tuned port injection wiring harness with the Painless Performance GM TPI Harness with MAF (Mass Air Flow system). This harness is intended to run the designated engine and transmission only as it is a standalone and not intended to replace the OEM engine wiring at all. This harness doesn't include all the original connections for the original emissions but does include the following connections: ECM, MAF, O2, TPS, ESC, IAC, IAT, CTS, Knock, Injectors, Distributor, OBD1 with SES light, VSS, and TCC solenoid.
  • Includes connections for the following components: A/C power, alternator, brake switch, cold start injector, cold start switch, data link connector, distributor, ECM, EGR valve, electronic spark control module, engine coolant temperature, fan relay ground, fuel pump, fuel pump relay, fused system power, grounds, idle air control, fused ignition switch signal, ignition timing setting, injectors, knock sensor, malfunction indicator lamp, manifold air temperature, mass airflow burn off relay, mass airflow power relay, MAF sensor, O2 sensor, oil pressure, park / neutral indicator switch, starter, throttle position sensor, torque converter clutch, VSS, and VATS.
  • Note: P65 warning for California residents. Not for sale and illegal to use in the state of California.
  • Features:
  • TPI Harness with MAF.
  • GM color coded wires with labels for easy installation.
  • 4 ft wiring between engine and ECM.
  • Blade fuse type.
  • Grommet Firewall Passthrough.
  • Color Code Based on the 1988 Chevrolet Camaro.
  • Open ended wires.
  • Printed wire tags on all connectors.
  • Fits:
  • C4 1985-1989 Corvette 5.0L / 5.7L V8.
  • Corvette Is A Registered Trademark Of The General Motors Corporation.
  • Engineered to Meet or Exceed OEM Specifications
  • OEM Part Number: Mods #21554
  • Associated Years: 1985-1989
  • Item Quantity Size: 1 KT
  • Shipping Dimensions (LxWxH): 14in x 4in x 14in
  • Weight: 8.8 pounds
  • Tariff Code: 7408116000
  • Keywords: Body Wiring Harness, Wiring Harness & Related Components
Additional Details

Additional Details

  • Due to the complexity and specificity of electrical components such as wiring harnesses, switches, relays, et al., we do not accept returns unless the item is patently defective upon receipt (e.g., broken in the bag, cut wires). We understand that receiving a defective product is frustrating, if you receive an electrical component that is defective upon arrival, please contact us within 3 business days of receipt. Otherwise, standard manufacturer warranties will apply.
  • Shop Retail Corvette Parts & Accessories
  • Shop Wholesale Corvette Parts & Accessories
  • Fits Year: 1985, 1986, 1987, 1988, 1989
  • Fits Generation: C4 Corvette

California Residents: See Prop 65 Warning

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