Koyorad HH022360 Racing Radiator for 2009-2019 Nissan GT-R R35 3.8L TT AT

Vehicle Fitment

• 2009-2019 Nissan GT-R R35 (3.8 L VR38DETT Twin-Turbo V6, Automatic Transmission)

Features

• All-aluminum HH Series 48 mm Hyper core for increased cooling capacity
• Direct OE-specific bolt-in replacement - no cutting or modification required
• Precision Nocolok brazed construction for corrosion resistance and durability
• High-density tube and fin design for improved heat transfer
• Billet aluminum filler neck for secure sealing under high pressure
• 1/8"-NPT female accessory fitting included for coolant temp sensors
• Mirror-polished finish for corrosion resistance and engine-bay aesthetics
• Designed to maintain optimal coolant temperatures under high load or track conditions

Specifications

• Part Number: HH022360
• Core Thickness: 48 mm "Hyper" core
• Material: Full aluminum (core and tanks)
• Compatible Engine: 3.8 L VR38DETT Twin-Turbo V6
• Transmission: Automatic Transmission (AT)
• Fitment: 2009-2019 Nissan GT-R R35
• Mounting: OE mounting points; retains factory fan and hose connections
• Accessory Port: 1/8"-NPT threaded accessory fitting with plug

Included Components

• 1x All-aluminum radiator assembly (HH Series)
• 1x Billet aluminum filler neck (installed)
• 1x 1/8"-NPT accessory port plug

Product Description

The **Koyorad HH022360 Racing Radiator** is a high-performance cooling upgrade engineered specifically for the **2009-2019 Nissan GT-R R35** equipped with the **3.8 L VR38DETT twin-turbo V6 engine** and automatic transmission. Featuring a robust **48 mm all-aluminum HH Series Hyper core**, this radiator significantly increases coolant volume and heat dissipation compared to the stock unit, helping maintain optimal engine temperatures under street or track use. Its direct bolt-in design uses the original equipment mounting points, allowing a straightforward installation with no major modifications required.

Built with precision **Nocolok brazed** construction and a high-density tube and fin layout, the HH022360 offers excellent durability and corrosion resistance. A **billet aluminum filler neck** and **1/8"-NPT accessory port** for temperature sensors add functional versatility for enthusiasts tuning or monitoring their cooling system. This radiator is ideal for drivers looking to improve thermal performance and coolant flow on one of Nissan's most powerful production platforms.