The Cold Case GPF18A is a direct-fit aluminum performance radiator for the 1970-1981 Pontiac Firebird and Trans Am with an automatic transmission. It uses an oversize 2-row core with two 1.25 inch tubes and 16 corrugated fins per inch, built with 100 percent TIG-welded all-aluminum construction and polished OE-style tanks. This is the radiator only; the GPF18AK version adds dual 12 inch fans.
- Type: aluminum performance radiator (automatic)
- Core: oversize 2-row, two 1.25 in tubes, 16 corrugated fins per inch
- Construction: 100 percent TIG-welded aluminum, polished OE-style tanks
- Overall size: 33.2 in W x 18.8 in H x 3 in D (core 27.5 x 18.4 in)
- Hoses: 1.57 in upper, 1.57 in lower
- Part number: GPF18A
Vehicle Applications
Direct fit on the following (automatic):
- 1970 Pontiac Firebird
- 1971 Pontiac Firebird
- 1972 Pontiac Firebird
- 1973 Pontiac Firebird
- 1974 Pontiac Firebird
- 1975 Pontiac Firebird
- 1976 Pontiac Firebird
- 1977 Pontiac Firebird
- 1978 Pontiac Firebird
- 1979 Pontiac Firebird
- 1980 Pontiac Firebird
- 1981 Pontiac Firebird
FAQ
What vehicles does it fit?
The 1970-1981 Pontiac Firebird and Trans Am.
Does this include a fan?
No. This is the radiator only. The GPF18AK version adds dual 12 inch electric fans.
Is this the manual or automatic version?
This is the automatic-transmission version. The manual version is GPF18.
How many rows is the core?
An oversize 2-row core with two 1.25 inch tubes and 16 corrugated fins per inch.

