IL4 ✓ Factory-verified

Chevrolet · Regular Production Option

Trim, interior design (L4), Collector Edition

Years 1996, 1998–00 Models 3 Factory citations 4

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Also described as Trim, interior, EuropeanTrim, interior design (L4), Z4Z

Also documented for Cadillac

Documented applications

Camaro — Gen 4 (1993–2002) →

• 1999–2000 ✓ Factory-verified

  GM's wording ends "Camaro"

  ⛭ GM factory document — 1999 chevrolet camaro rpo code list, p.1.

  ⛭ GM factory document — 2000 chevrolet camaro rpo code list, p.1.

Corvette — C4 (1984–1996) →

• 1996 ✓ Factory-verified
  ⛭ GM Heritage factory kit — 1996 Chevrolet Corvette, p.62.

Corvette — C5 (1997–2004) →

• 1998 ✓ Factory-verified
  ⛭ GM factory document — 1998 chevrolet corvette rpo code list, p.1.

This page aggregates every documented appearance of IL4 in the Chevrolet reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.