PRP Billet Insert and OEM Block for G16E-GTS Corolla GR Lamborghini Seibon products have proven to

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PRP Billet Insert and OEM Block for G16E-GTS Corolla GR Lamborghini Seibon products have proven toThe PRP billet engine block insert for G16E GTS Corolla GR is designed to reinforce the OEM block, providing unparalleled strength and durability. This insert (also searched for as a sleeve) must be machined into the engine block which PRP does in house, so STM offers this with a brand new Genuine OEM Toyota bare engine block machined in and ready to ship. Purchase Includes: (1) OEM Engine Block with PRP Insert Installed Shipping Information: