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Part fits the following years:1970, 1971, 1972

1970-72 El Camino Firewall Grommet Single-Hole – 1-1/8" Dia.

Part# CH28189


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SAVE: 9% Retail: $32.95

OPGI Price: $29.99

Part Type: (R) = Authentic reproduction of the original GM product
Years: Sold As: EACH
2017 El Camino Catalog Pages: 165, 287, 399
2018 El Camino Catalog Pages: 156, 279, 355

Reproduced to the exact factory dimensions

Protect your wiring from damage

  • NOTE1: Measurements given are the outside diameter of each grommet.

These grommets fit into pre-existing 1-1/8" to 2-1/4" holes in the firewall and keep the accessory wires where they belong. Reproduced to original specs, the grommets are used for routing heater and AC wires, power window wiring or any other accessory that may have been connected to the battery or a relay on the firewall.

Make & ModelYear RangeApplication Details
Buick Skylark1970-1972 Single Hole – 1-1/8" Dia.
Chevrolet Chevelle1970-1972 1-1/8" Dia.
Chevrolet Chevelle1970-1972 Single-Hole – 1-1/8" Dia.
Chevrolet Corvair1960-1964 Single-Hole – 1-1/8" Dia
Chevrolet El Camino1970-1972 1-1/8" Dia.
Chevrolet El Camino1970-1972 Single-Hole – 1-1/8" Dia.
Chevrolet Monte Carlo1970-1972 (Single Hole – 1-1/8" Diameter)
Pontiac GTO1967-1972 1-1/8" Dia.
Pontiac LeMans1967-1972 1-1/8" Dia.
Pontiac Tempest1967-1972 1-1/8" Dia.
California Prop 65 Icon WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to
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