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  1. Problems: Maintenance, Warranty, Repair, Issues
    In our humble opinion there are three option to address faulty Secondary Air Injection System. They are as follows. Option #1: The most expensive option is taking it to the Dealership and replacing with Factory/OEM Components. On average, most Dealerships will quote between $2,000 – $3,000 for...
  2. Problems: Maintenance, Warranty, Repair, Issues
    I have Good News and Bad News. The Good News is that you are not the only one tripping Secondary Air Injection (SAIS) Codes. The SAIS is notorious for failing and as you have researched a very common issues for Tundras. You already know the Bad News, you Check Engine Light is on and most likely...
  3. Problems: Maintenance, Warranty, Repair, Issues
    Implementation of the Secondary Air Injection System (SAIS) on Toyota Trucks and SUVs did not start until model year 2005. That said, if your Tundra is 2004 or older then consider yourself lucky. You do not have to worry about this system. However, for everyone else the question is not "If" the...
  4. Problems: Maintenance, Warranty, Repair, Issues
    Hi there. I have a 2008 Tundra 5.7 After installing a Hewitt Tech SAIS bypass kit I am having issues with leaking exhaust tube I installed the block off plates and made sure they were in correctly but it seems as though exhaust is leaking from the tube flange area. Any ideas how to repair...
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