2010-2020 Toyota 4Runner Engine Upgrades
The 4Runners aren't known for making big power, but a few engine upgrades can get your 4Runner the power it needs to keep up with the rest of the pack out on the trail. These engine upgrades let you squeeze out a bit more horsepower and lb-ft of torque without breaking your bank. Make more happen when you hit that skinny pedal with a few 4Runner engine upgrades from Stage 3! Toyota 4Runner Fitments: 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Toyota 4Runner with 4.0L V6 & 2.7L I4 engines. Submodel Fitments: SR, SR5, TRD Sport, TRD Off-Road, Limited, TRD Pro. Some exceptions apply, please see individual product pages for specific fitments.