Soler Performance modified and ported GM OEM throttle body pair for the Chevrolet Corvette C8 ZR1 with the LT7 5.5L twin-turbo V8. Each assembly has a 70 mm effective bore. Sold as a pair, replacing GM part number 12708854.
Features
Optimized active contours with sonic flow nozzles
Porting taper and upstream bore with velocity stack
Diamond-polished surface finish
Shaftless high-pressure side of the blade for increased wide-open-throttle flow area
Self-cleaning throat/flow gap and thread-locked screws
Choose your pair
New pair: two new, reworked throttle body assemblies.
Core exchange: two refurbished and reworked assemblies. The displayed price includes a $240 core deposit. Soler states that the deposit is refundable when unmodified core units are received within one month of delivery.
Rework your own pair: a service requiring you to send your existing unmodified throttle bodies for reworking. Contact us before ordering if your units have already been modified or ported.
Select standard warranty or the supplier’s 3-year extended warranty option, which adds $49.99. Supplier warranty terms apply.
Fitment and contents
Supplier-listed fitment: 2025+ Chevrolet Corvette C8 ZR1, LT7 5.5L twin-turbo V8 only. Includes two 70 mm throttle body valve assemblies, or reworking of your own pair for that service option. Provide your vehicle year, model, and relevant modifications so the configuration can be confirmed.
