When people talk about an â05 Cateye Duramax,â they are usually referring to a 2005 Chevrolet Silverado pickup truck from the generation that had the distinctive catâeye style headlights paired with a Duramax diesel engine (often the 6.6 L LBZ or LLY V8). The nickname comes from the shape of the front headlights â theyâre angled and narrow in a way that some say resembles a big catâs eyes â and the fact that itâs powered by a Duramax diesel, which was prized for power and towing ability. Hereâs a detailed picture of what an â05 Cateye Duramax typically looks like: đ Exterior / Body Style Body type: Fullâsize, heavyâduty pickup truck with a rugged, squaredâoff shape that still has some rounded edges compared to older boxier designs. Front end: The most recognizable feature â diagonally slanted headlights set into a wide front grille. These lights are wider at the inside edge near the grille and taper toward the fender, giving the truck a somewhat aggressive look, hence âcat eyes.â Grille: A broad, bold grille with horizontal bars or mesh (often chromed on higher trims), which gives the truck a strong face. Bumper: Large front bumper that may be bodyâcolored or chrome depending on trim, with integrated spaces for fog lights on many models. Side profile: Long, flat hood flowing into a roomy cab (regular, extended, or crew cab versions exist). The truck sits fairly tall with visible wheel arches. Bed: A utilitarian truck bed behind the cab, often with tieâdown hooks and Ver mais