- Highest Ratings
- We've won the Bizrate Circle of Excellence award, five years in a row. Rated outstanding for quality, satisfaction, service, and on time delivery. 1A Auto selects the highest quality parts from the best manufacturers. Check our excellent ratings.
Quality: We've got the awards to prove it!
- Fastest Shipping
- No-Hassle Returns
- USA Support Techs
- Best Value
- Our Guarantee
-
2005 - 2009 Buick LaCrosse Iridium Spark Plug (Set of 6) for V6 3.8L (AC Delco)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: ACETK00001List Price:$209.85 (You Save $149.90)1A Auto Price: $59.95Free Ground Shipping -
2005 - 2009 Buick LaCrosse Upstream O2 Oxygen Sensor for V6 3.8L California Emissions
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEOS01029List Price:$133.85 (You Save $93.90)1A Auto Price: $39.95Free Ground Shipping -
2008 Buick LaCrosse Engine Mounted Right Serpentine Belt Idler Pulley With Bearing (Smooth) for V8 5.3L (8th Vin Digit C)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEIP00001List Price:$119.37 (You Save $83.42)1A Auto Price: $35.95Free Ground Shipping -
2008 Buick LaCrosse Lower Water Pump Mounted Serpentine Belt Idler Pulley With Bearing (Smooth) for V8 5.3L (8th Vin Digit C)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEIP00001List Price:$119.37 (You Save $83.42)1A Auto Price: $35.95Free Ground Shipping -
2005 - 2007 Buick LaCrosse Oxygen O2 Sensor Upstream V6 3.8L (8th Vin Digit 2) (excluding CALIF Emissions)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEOS01030List Price:$133.85 (You Save $93.90)1A Auto Price: $39.95Free Ground Shipping -
2005 - 2009 Buick LaCrosse Ignition Control Module for V6 3.8L
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AECI00158List Price:$361.00 (You Save $235.05)1A Auto Price: $125.95Free Ground Shipping -
2005 - 2009 Buick LaCrosse Crankshaft Position Sensor for V6 3.8L (8th Vin Digit 2)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AECS00008List Price:$65.51 (You Save $25.56)1A Auto Price: $39.95Free Ground Shipping -
2005 - 2009 Buick LaCrosse Cylinder Head Bolt Set for V6 3.8L
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEMX00120List Price:$102.56 (You Save $57.61)1A Auto Price: $44.95Free Ground Shipping -
2005 - 2009 Buick LaCrosse Upstream O2 Oxygen Sensor for V6 3.8L California Emissions (Walker)
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: WKEOS00071List Price:$208.52 (You Save $143.57)1A Auto Price: $64.95Free Ground Shipping -
2005 Buick LaCrosse Knock Sensor for V6 3.8L
In Stock (Ships same day for orders placed by 3 PM ET)Part Number: 1AEKS00019List Price:$83.92 (You Save $19.97)1A Auto Price: $63.95Free Ground Shipping

video available