Nissan Skyline and GTR Billet Heater Core Outlets – Durable, Leak-Proof Cooling Upgrade
RB Billet Heater Hose & Outlet Upgrade
Durable, Leak-Proof, Rust-Free
Upgrade your Nissan's heater system by replacing weak plastic outlets that crack, leak and fail over time. This premium Boost Doc CNC-machined billet aluminum kit features high-quality Speedflow fittings, ensuring maximum durability and a leak-proof connection.
🔧 Key Features:
✅ Precision CNC billet alloy outlets – stronger than stock plastic components
✅ Supplied as pairs with new seals for a complete installation
✅ M16 banjo fitting thread – banjos and bolts sold as a separate kit
✅ AN-10 outlet size – perfect for all performance applications
✅ Reuses original screws, with optional stainless steel Allen head replacement bolts available
🔹 Fitment Options:
- Option one - fits Skyline, R33 R34, Stagea: C33, C34
- Option two - fits R32, S13, GTI-R, A31
- Option three - fits S14 and S15
- Banjo bolt kit includes 2 x banjo's and 2 x banjo bolts with 4 x crush washers.
- Banjo - AN10 push lock includes 2 x banjo bolts, 2 x fittings to AN10 - 5/8 rubber hose.
- Universal kit - fits many Nissan and Subaru heater cores, sold as pairs with new seals.
- Heater core - unbranded replacement heater core, replaces 27140-15U00
- Replacement bolts/screws - stainless steel Allen head bolts, sold as a set of 8 bolts, which will suit one vehicle.
This is the ultimate heater outlet upgrade for RB-powered Nissan Skylines, Silvias, and Stageas. Built to last – no more leaks, no more rust!
🛒 Order Now & Upgrade Your Heater System Today!
Fitting guide:
- Remove the glove box
- Responsibly de-gas the a/c system.
- Remove the a/c box from the vehicle.
- Access in now available to the heater core and outlets from the passenger floor well.
- Check condition of the heater core
- Swap relevant parts and re-assemble in reverse order.
- Most a/c techs will store your gas while you perform the install, and not charge you much to re-gas your system, check with them before you commence the job.
* It is the responsibility of the fitter to clean and check all parts before fitting.
Shipping cost is based on weight and destination. Just add products to your cart and use the Shipping Calculator to see the shipping price.
Boost Doc prides itself on customer service, and we want happy customers and will provide a repair, replacement or refund for faulty products.
We will not refund if you simply changed your mind, found it cheaper somewhere else, decided you did not like the purchase or had no use for it.
But you can choose a refund or replacement if an item is found to be faulty.
