Factory-sized humbuckers are confirmed, but consider verifying the pickup routing quality, as it can significantly affect resale value.

Some users have installed a Bigsby using a Vibramate, which does not require modification or additional screw holes, preserving the original condition of the guitar.

Owners have successfully upgraded with Seymour Duncan Phat Cats and TonePros bridges for improved sound and playability.

Changing the strap lock position by drilling a hole on the back has helped some users reduce neck dive discomfort.

Without a COA, expect the price to decrease by a few hundred dollars, and consider negotiating towards $2500 given the market trends.

The scarcity of certain Firebird models, particularly those with ceramic pickups, has led to increased demand and prices, especially outside the US.

Custom Shop Firebird values are impacted by modifications, with originals fetching $1800-$2000, while those with ABR bridges reach around $2500.

Some owners claim the Epiphone Firebird offers better playability than their Fender guitars, despite being non-neck-through and having different pickups.

A player who tried the guitar noted its excellent playability and sound, suggesting it might be a special order Custom Shop model.

Many owners report neck dive issues, recommending the use of a suede-backed strap for better grip and balance.

Some players find the Firebird's weight distribution challenging, noting it feels heavy when standing, despite being generally lighter than other Gibsons.

The 2006 Firebird is noted for its large neck profile, which may not be comfortable for all players despite its otherwise appealing features.

2006 models feature ceramic magnet pickups, which provide a tone likened to a "big, beefed-up Telecaster" and were used until Gibson's post-bankruptcy leadership changes.

Firebirds are often purchased to complete collections or used as additional stage or studio guitars, indicating their appeal beyond being a primary instrument.

Tuning stability has been an issue for some, with luthiers suggesting it may be due to quality construction rather than the tuners themselves.