Pontiac's Monsoon stereo system was a popular factory upgrade option for Firebirds in the late 1990s and through 2002.
Now, you can retrofit a Monsoon stereo to your '80s-something Pontiac. A company called Replacement Radios.
The company says they've tested their kit on
- 1982 Pontiac Firebird
- 1984 Pontiac Fiero
- 1985 Pontiac Fiero
- 1986 Pontiac Fiero
- 1987 Pontiac Fiero
- 1988 Pontiac Fiero
- 1989 Pontiac Firebird (+TA)
- Check them out at http://replacementradios.com/product_info.php?products_id=227