Buy 1999 Toyota TACOMA DELUXE 2700CC EFI, AUTOMATIC 4-SPEED Secondary Air Injection Pump (Right). 2.7 Responsible - OEM Toyota Part # 176000C020 (17600-0C020)

Air. Pump.
An emissions component, that is part of the secondary Air injection system, which is responsible for Pumping clean Air into the vehicle's exhaust stream to promote a cleaner and more complete burn before the fumes exit the tailpipe. Assembly, W/BRA. Secondary Injection. Smog.

Fits TACOMA

2.7 LITER. 2.7 LITER, manual trans. Tacoma; 2.7L.
Air Injection System Air Pump - Repair or Replace
A failed air injection pump or secondary air pump will often have no noticeable symptoms beyond a check engine light, but it does cause your 1999 TOYOTA TACOMA to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and TOYOTA genuine parts.