Upstream Oxygen Sensor - Compatible with 1999 - 2002 Toyota 4Runner

Position: Upstream

Note: O2 Oxygen Sensor

Connector Gender: Male

Connector Shape: Square

Thread Size: M18x1.5-6e

Wire Quantity: 4

Wiring Harness Length: 1.22 in

Wrench Size: 22 mm

Features: 
 - Direct Bolt-on Replacement: No modifications for an easy install
 - DOT Certified: Built to the highest quality standards
 - Complies with federal safety standard FMVSS-111
 - Isotatic-pressed and plasma-sprayed for extended service life
 - Double-Layered 310S Stainless Steel: Additional protection from moisture and debris
 - Restored Engine Performance: Improved fuel economy and lower emissions

Compatible With or Fits: 
Note: with California Emissions
 - 2000 Toyota 4Runner Base Manual
 - 2000 Toyota 4Runner SR5 Manual
 - 1999 - 2000 Toyota 4Runner Limited Automatic
 - 1999 - 2000 Toyota 4Runner SR5 Automatic

Note:
 - 2001 - 2002 Toyota 4Runner

Fits Years: 1999 2000 2001 2002