Need a replacement catalytic converter for your 2004 Toyota Highlander? MagnaFlow offers high-quality catalytic converters engineered for 2004 Toyota Highlander sub-models and engine sizes. We combine efficient design and state-of-the-art manufacturing to meet or exceed required emissions standards. Select your 2004 Toyota Highlander requirements and state vehicle registration to buy the best Highlander catalytic converter online that fits your '04 Highlander and meets your state’s emissions compliance.

Need a 2004 Toyota Highlander replacement exhaust system? Shop all BRExhaust 2004 Toyota Highlander Direct-Fit Replacement Exhaust Systems to find the best aftermarket kit to replace your 2004 Toyota Highlander OEM exhaust.