are two different turbo housings listed. The first is the 1.15/AR
which is a high performance turbo housing used for quick spool up
and low exhaust tempatures. It is non-wastegated unlike your stock
turbo. This increases turbo boost. This turbo housing is used for
towing and high performance applications.
The second turbo listing is for the stock housing
which is an OE replacement for your stock turbo.
turbo housing will work with your existing cartridge and turbo wheel.
a turbocharger or to upgrade or change your existing turbo. These
Turbos Bolt right on and are ready to go. One Year limited warranty.