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Universal fit
No vehicle selection needed.
This part may still fit. Check the details below or contact us before ordering. Ask about fitment
Fitment not confirmed
This part may still fit. Check the details below or contact us before ordering. Ask about fitment
Vehicle fitment
This part is listed to fit the following vehicles.
In Melbourne? Fit it in our workshop.
We fit parts in-house at the RevZone workshop. Book a time and bring your car in.
Description
The HKS Super SQV4 (Sequential Blow Off Valve) kit for the Nissan R35 GT-R combines a dual-valve blow off valve with polished aluminium charge pipes that replace the factory rubber hoses and cast piping. The SQV4 uses a sequential pull-type relief design with a primary and secondary valve stage to provide accurate boost venting from low boost through high boost, with no boost leak and no engine stall.
Features
- Sequential dual-valve structure: primary valve opens first at throttle lift for initial discharge; secondary valve opens when pressure differential reaches maximum for full venting
- Pull-type relief valve operation - stable across any boost pressure without spring load tuning
- Aluminium die-cast body with silver coating; metal die-cast secondary valve for durability
- Triple fin design produces an aggressive blow off sound; optional round fin available separately for sound tuning
- Polished aluminium SQV pipes replace stock rubber hoses and cast pipes; smooth internal profile reduces charge pressure loss
- Default layout returns to intake (recirculating); included fins allow atmospheric venting for audible blow off sound
Fitment
- Nissan GT-R - R35 - VR38DETT - 2008 onwards
Notes
- This kit is required for installation of intercooler piping kit 13002-AN003; it is also included in full kit 13002-AN004
- JDM product: any HKS certification applies to the Japanese market. Check your state's regulations before road use in Australia.
Specifications
- Part Number
- 71008-AN027
- Brand
- HKS
- Valve Type
- Sequential dual-valve, pull-type relief
- Body Material
- Aluminium die-cast (silver coated)
- Fitment
- Nissan GT-R R35 (VR38DETT, 2008+)
Shipping
Orders are processed within 1-2 business days (Monday to Friday), and orders placed before 12pm AEST are usually dispatched the same day. Once dispatched, standard shipping takes 3-7 business days and express 1-3, with tracking emailed as your order leaves.
If part of your order is out of stock, we'll contact you with the option to split the shipment or hold it until everything is ready. Read the full shipping policy.
Returns
You have 14 days from delivery to request a return on unused parts in their original packaging. Refunds incur a 15% restocking fee (20% for special orders), or choose store credit and the full purchase value is applied to your account.
Parts that have been test fitted, installed, or used can't be returned, and special-order or overseas-ordered items are assessed case by case. Faulty or incorrectly supplied items are always covered at no cost to you. Read the full returns policy.