1953-2023 Chevrolet Corvette Pro-Series GM Keyed Column Firewall Pass-Through Harness - 25 Circuit Groment - Painless Performance Products

MSRP $655.99
Sale Price $569.99

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.

1953-2023 Chevrolet Corvette Pro-Series GM Keyed Column Firewall Pass-Through Harness - 25 Circuit Groment - Painless Performance Products

MSRP $655.99
Sale Price $569.99

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

Features/Benefits

  • Wire up your pro-touring or custom ride correctly the first go round with the Painless Pro Series. This 25 circuit key in dash firewall pass-through harness has an ample amount of length for each circuit for you to route and hide your wiring to your satisfaction. Includes the 6-gauge charge wire and MIDI fuse to help keep up with the high amperage alternators used today as well as many GM connectors and terminals, insulated and non-insulated butt splices, heat shrink, cable ties, ground straps, and cable tie clips. Choose between either a GM Bulkhead style firewall or a grommet style firewall pass through.
  • GM connectors and terminals included: 4 H4 Headlight connectors, 2 Turn Signal Connectors, 4 molded 1/4 sockets for front and rear marker lights, 2 HEI distributor connectors, 2 connectors for factory GM wiper motor, GM washer pump connector, courtesy light sockets, GM headlight switch connector, GM dimmer switch connector, GM brake switch connector, GM turn signal switch flat connectors, GM ignition switch connectors, Neutral Safety Switch connector, Reverse Switch connector, Braided ground straps, and an Alternator bag kit with terminals, splices, resistor, diode to connect to alternator.
  • Includes Circuits for: A/C & Heat, Accessory -Fan Relay Activation, etc.-, Backup Lights, Brake Lights, Charging, Cigarette Lighter, Dome / Courtesy Lights, Electric Choke, Emergency Flashers, Fused Power Source, Grounds -Front and Rear Lights-, Headlights, Horn Relay, Ignition Coil, Instrument Panel Lighting and Gauges, Park / Marker Lights, Power Door Locks, Power Windows, Radio / Clock -Constant and Switched-, Relay Activation (electric fuel pump, etc.), Starting, Tail Lights / License Plate Light, Third Brake Light, Turn Signal, and Wipers / Washer pump.
  • Note: P65 warning for California residents. Not for sale and illegal to use in the state of California.
  • Corvette Is A Registered Trademark Of The General Motors Corporation.
  • Engineered to Meet or Exceed OEM Specifications
  • OEM Part Number: Mods #21548-1001
  • Associated Years: 1953-2023
  • Item Quantity Size: 1 EA
  • Shipping Dimensions (LxWxH): 19.2in x 4in x 4in
  • Weight: 7.1 pounds
  • Tariff Code: 8708998175
  • Keywords: Steering Column 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.
  • Includes:
  • Pre-terminated fuse block and harness.
  • 2 Ground Sub harnesses - Front-Lighting Ground / Rear Lighting Ground -.
  • 1 6-gauge charge wire.
  • 2 Small Parts Kits.
  • 3 Parts bags - Alternator bag, heat shrink bag, and a larger miscellaneous parts bag with zip-ties, connectors, and other parts -.
  • Bulkhead Firewall has an additional Parts bag - uninsulated terminal bag - and the Bulkhead and engine harness, as well as an interior harness.
  • Features:
  • 25 Circuit Harness.
  • Front Fuse Block.
  • Wires for Fuel Gauge.
  • Wires for Oil Gauge.
  • Wires for Tachometer.
  • Wires for Temperature Gauge.
  • Wires for Voltmeter.
  • Amp Activation Wire.
  • Adaptable open-ended ignition switch wiring and terminals.
  • GM old style 3-3/4" and new style 4-1/4" turn signal switch connectors.
  • Bulkhead or Grommet style firewall pass-through.
  • Fits:
  • C2 1963-1967 Corvettes.
  • C3 1968-1982 Corvettes.
  • C4 1984-1996 Corvettes.
  • C5 1997-2004 Corvettes.
  • C6 2005-2013 Corvettes.
  • C7 2017-2019 Corvettes.
  • Please use the drop-down menu above to choose your style selection.;
  • Shop Retail Corvette Parts & Accessories
  • Shop Wholesale Corvette Parts & Accessories
  • Fits Year: 1953, 1954, 1955, 1956, 1957, 1958, 1959, 1960, 1961, 1962, 1963, 1964, 1965, 1966, 1967, 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023
  • Fits Generation: C1 Corvette, C2 Corvette, C3 Corvette, C4 Corvette, C5 Corvette, C6 Corvette, C7 Corvette, C8 Corvette

California Residents: See Prop 65 Warning

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