Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Power Brake Booster Vacuum Sensor

PART#: BST121
Standard Ignition
Interchanges
BrandPart #
Airtex5S8921
BWDBBST521
CARQUEST Premium By WELLS72-1800 / 721800
Chrysler68048546AA
DuralastSU10383
EchlinNBST321
NGKPC0010
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
2011DodgeJourneyR/T3.6V6FLEX
2011DodgeJourneyCrew3.6V6FLEX
2011DodgeJourneyLux3.6V6FLEX
2011DodgeJourneyMainstreet3.6V6FLEX
2011DodgeJourneyExpress2.4L4GAS
2010DodgeGrand CaravanC/V3.3V6FLEX
2010DodgeGrand CaravanSE3.3V6FLEX
2010DodgeGrand CaravanSXT3.8V6GAS
2010DodgeGrand CaravanSXT4.0V6GAS
2009ChryslerAspenLimited4.7V8FLEX
2009ChryslerAspenLimited5.7V8GAS
2009ChryslerAspenLimited Hybrid5.7V8FULL HYBRID EV-GAS (FHEV)
2009DodgeDurangoLimited5.7V8GAS
2009DodgeDurangoSE3.7V6GAS
2009DodgeDurangoSE4.7V8FLEX
2009DodgeDurangoSLT3.7V6GAS
2009DodgeDurangoLimited4.7V8FLEX
2009DodgeDurangoSE5.7V8GAS
2009DodgeDurangoLimited Hybrid5.7V8FULL HYBRID EV-GAS (FHEV)
2009DodgeDurangoSLT4.7V8FLEX
2009DodgeDurangoSLT5.7V8GAS
2008ChryslerAspenLimited5.7V8GAS
2008ChryslerAspenLimited4.7V8GAS
2008ChryslerAspenLimited4.7V8FLEX
2008DodgeDurangoSLT5.7V8GAS
2008DodgeDurangoLimited4.7V8FLEX
2008DodgeDurangoLimited4.7V8GAS
2008DodgeDurangoSLT3.7V6GAS
2008DodgeDurangoLimited5.7V8GAS
2008DodgeDurangoSXT3.7V6GAS
2008DodgeDurangoSLT4.7V8FLEX
2008DodgeDurangoSXT4.7V8GAS
2008DodgeDurangoSLT4.7V8GAS
2008DodgeDurangoAdventurer4.7V8FLEX
2008DodgeDurangoAdventurer4.7V8GAS
2008DodgeDurangoAdventurer5.7V8GAS
2008DodgeDurangoSXT4.7V8FLEX
2007ChryslerAspenLimited4.7V8FLEX
2007ChryslerAspenLimited5.7V8GAS
2007ChryslerAspenLimited4.7V8GAS
2007DodgeDurangoLimited4.7V8FLEX
2007DodgeDurangoLimited4.7V8GAS
2007DodgeDurangoLimited5.7V8GAS
2007DodgeDurangoSLT4.7V8FLEX
2007DodgeDurangoAdventurer4.7V8GAS
2007DodgeDurangoSLT3.7V6GAS
2007DodgeDurangoAdventurer5.7V8GAS
2007DodgeDurangoSXT4.7V8GAS
2007DodgeDurangoAdventurer4.7V8FLEX
2007DodgeDurangoSLT4.7V8GAS
2007DodgeDurangoSLT5.7V8GAS
2007DodgeDurangoSXT3.7V6GAS
2007DodgeDurangoSXT4.7V8FLEX
2007DodgeDurangoSXT5.7V8GAS
2006DodgeDurangoAdventurer5.7V8GAS
2006DodgeDurangoLimited4.7V8FLEX
2006DodgeDurangoLimited4.7V8GAS
2006DodgeDurangoSLT4.7V8FLEX
2006DodgeDurangoSXT4.7V8GAS
2006DodgeDurangoLimited5.7V8GAS
2006DodgeDurangoAdventurer4.7V8GAS
2006DodgeDurangoSLT3.7V6GAS
2006DodgeDurangoSXT3.7V6GAS
2006DodgeDurangoSLT5.7V8GAS
2006DodgeDurangoAdventurer4.7V8FLEX
2006DodgeDurangoSLT4.7V8GAS
2006DodgeDurangoSXT4.7V8FLEX
Specifications
Connector GenderFemale
Connector Quantity1
Connector ShapeOval
Connector TypePlug In
Terminal GenderMale
Terminal Quantity3
Terminal TypeBlade
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

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