Bosch is the leading OE supplier of diesel fuel systems for diesel passenger cars, SUVs, van and pickup trucks.End of line testing using the exact OE test specifications.Guaranteed to provide OE performance and meet all emission specifications.Continuous improvement, manufactured with the latest upgrades to components and specifications.. 100% of injectors are end of line tested using the exact OE test specifications and equipment. Manufactured with the latest OE updates, so they can often be superior to the parts they replace. Manufactured using all OE tools and processes. Guaranteed to provide OE performance. Nationwide warranty coverage for one year, unlimited miles