<P> Manufacturers sometimes sell bundles of options as an options package, usually at a discounted price compared with buying each option individually . </P> <P> Common options packages currently include: </P> <Ul> <Li> Trim / appearance package: May include special paint colours, upgraded interior trim pieces (often made from aluminium, chrome or timber) and exterior decals . In past decades, appearance packages have also included two - tone paint, pin striping, bumpers painted the same color as the vehicle body, and vinyl roof covers . </Li> <Li> Sports / performance package: May include engine upgrades, handling upgrades (see below), a more aggressive front spoiler, a rear wing, upgraded brakes, and a limited slip differential . In an SUV or light truck, a sports package may consist of racks or tiedowns for transport of off - road recreational vehicles and other equipment . </Li> <Li> Towing package: May include heavy duty radiator, larger cooling fans, extra transmission cooling provisions, and revised axle gearing . </Li> <Li> Safety package: May include seat belt pre-tensioners, additional air bags, collision avoidance system (AEB), electronic stability control and adaptive headlights . </Li> <Li> Handling package: May include stiffer springs, stiffer shock absorbers, stiffer anti-roll bars, larger / lightweight wheels or higher grip tires . </Li> <Li> Navigation package: Satellite navigation, often with turn - by - turn instructions </Li> </Ul> <Li> Trim / appearance package: May include special paint colours, upgraded interior trim pieces (often made from aluminium, chrome or timber) and exterior decals . In past decades, appearance packages have also included two - tone paint, pin striping, bumpers painted the same color as the vehicle body, and vinyl roof covers . </Li>

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