Mitch's Auto Parts Wire Adapter Harness for Mr2 Spyder Honda K20 K24 V3

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  • Regular price $338.91


This is a near plug and play wire harness for both K20, K24 and K series variant's in your 2000-2005 Toyota MR2 Spyder for your K Swap. This K swap harness uses the Honda/Hondata ECU and does not require the use of the Factory MR2 ECU. This adapter does require the Acura RSX Type S engine and charge harness from the 2002-2004 model. This K series swap harness with provides OBDII functions as well. Installation instruction can be found in our download section.

NOTE: Battery Light, Oil Pressure Light, and Water Temp will not function with this k swap harness. 

Race Version

Pros: Functioning OBDII, turn key with modification to 2 wires

Cons: No A/C provisions, No adapter for Narrowband O2 sensor (require for emissions testing) The most basic version available

Street

Pros: Functioning OBDII, turn key with modification to 2 wires, adapter for Narrowband O2 sensor (require for emissions testing)

Cons: No A/C provisions

Street Race

Pros: Functioning OBDII, turn key with modification to 2 wires, A/C Provisions, adapter for Narrowband O2 sensor.

Cons: None

Road Race

Pros: Functioning OBDII, turn key with modification to 3 wires, A/C provisions

Cons: No Narrowband adapter for emissions.

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