100% new components withstand the harshest environments for the best performance and longest life.

Today's advanced automotive technology places increased demands on automotive components. The high heat environment places an extreme burden on the individual components of a vehicle's alternator. When an alternator fails, chances are its components have outlived its service life. Bosch Professional Preferred 100% New Alternators are the perfect solution. The same manufacturing and design technology behind Bosch alternators for Nextel Cup racing applications go into every Bosch new alternator.

None of the new alternator components have ever been exposed to the harsh conditions that can shorten life. They are built specifically to withstand excessive heat and high electrical demands. And all Bosch Alternators are designed to be identical or more advanced in fit and performance to the original equipment parts they replace.

• No other original equipment OE alternator and starter manufacturer charges as many batteries as Bosch in the Nextel Cup Series.
• Bosch is the replacement alternator of choice for police departments from Florida to Arizona.