K Brand Collection

Our 90mm and 80mm throttle have proven to be one of the best big bore throttle bodies on the market for both drivability, reliability, and not leak...

*Fits both k20 and k24 applications* The K-Tuned Big Tube Swap Header was designed for more aggressive K-Swap cars with modified naturally aspirat...

We released our original B/D Shifter back in 2012. Since then we have released three different versions. We have also made some small changes to u...

The K-Tuned Billet Shifter Arm is a direct replacement for the sloppy OEM plastic shifter arm. This 100% billet aluminum arm uses an extremely dur...

The K-Tuned Billet Shifter Base Plate is designed to install an RSX Type-S or comparable shifter box without cutting a hole in the exhaust tunnel ...

The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the res...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and...

The K&N 69-8618TS Typhoon air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit some Toyota Camr...

K&N Fuel Injection Performance Kits (FIPK's) are built for many different vehicles and represent a dramatic improvement over a K&N O/E repl...

Applications: AP1 and AP2 Cluster Swaps into EF, EG, DC2, EK. May work with other chassis but inputs have not been tested. The K-Tuned All-In-One ...

K-Tuned 8th Gen Civic SI Radiator Hoses are designed as a direct replacement for your worn out and cheap factory hoses. These upgraded hoses will ...

We stepped into the wiring market for a reason. To release what we feel is the highest quality and easiest to install conversion harness available...

Applications:  All K-series engines Note: * Works with both N/A and Forced induction applications. * Fuel pressure regulator with mount * Fitti...

K-Tuned Universal Heater Hose Kit (w/ hose & clamps) Applications: EG/EK/DC2 Here is our K-Tuned heater hose adapter in a kit. This kit include...

Applications: 2002 - 2006 Acura RSX DC5 2002 - 2005 Honda Civic Si EP3 2006 - 2011 Honda Civic Si FG2 / FA5 2012 - 2015 Honda Civic Si (Requires ...

Sadly the OEM Honda oil pump for the F22 & F23 engines has been discontinued.  We are now offering our Balance Shaft Eliminator kit installed i...

After years of testing in conjunction with Boundary Pumps we finally have a solution for broken oil pump gears, and they're available only from KS ...

The Rosko Racing H series Idle Air Control Valve mounting plate can be used in building your own custom IACV relocation kit for intake manifolds th...

The Rosko Racing IACV relocation kit is specifically designed for the Skunk2 intake manifold. The manifold side plate mounts to the rear of a Skunk...

The Rosko Racing H22 Euro-R IACV relocation kit kit is for relocating and adapting a USDM two wire H series Idle Air Control Valve on a H22 Euro-R ...

This is a replacement TPS sensor gaskets for KTD-TPS-V2 K series and KTD-TPS-BS1 B Series TPS sensor.

This Euro-R H22 Fuel Rail Adapter will allow you to mount a stock H-series or aftermarket AEM fuel rail and USDM H22 injectors on you H22 Euro-R ma...

Applications: Universal Note: These are sold in pairs, if you want to cover all 4 coilovers you will need two sets Coilover covers are des...

Finally a direct fit solution! This hose is a direct fit for your H2B engine swap, no cutting required! High quality, pre-formed upper radiator hos...

New Product Release! Introducing the G23 Water Pump from KS Tuned. In true Kaizen fashion we're continuously looking for ways to improve your engi...

KS Tuned methanol injection attachment kit for Gen 2 KS Tuned Spray Plates. Each kit includes a fully anodized methanol manifold, an adapter fitt...

Get the best of both worlds! *Gates Racing H22 Timing belt * KS Tuned H22 Timing Tensioner

Does your car overheat? Our Electric Water Pump Kits are the fix! Overheating is a common problem for cars with half radiators or drag radiators, ...

You guys absolutely loved our Rear Water Neck in the -16AN version so now we are offering it with a 1.25" Hose Barb! Our KS Tuned Rear Water Neck i...

Premium quality brass water/methanol injection nozzles, please select your size. These nozzles are compatible with any blend of water/methanol up ...

*Comes in set of 2* Replacement Rotors for the slotted 4 lug KStuned Front Drag Brake Kit

Ultimate Nitrous Bundle! Nitrous Outlet X-Series Nitrous System + KS Tuned Spray Plate of your choice! NO-4003 X-Series Nitrous Kit We’ve teamed ...

KS Tuned 90mm Spray Plate + Methanol Attachment Kit Bundle -KST-4603 Gen 2 90mm Spray Plate -KST-4500 Methanol Attachment kit-KST-4506 10 GPH (631c...

When converting to an electric water pump it's necessary to remove the thermostat. This allows adequate coolant flow to the pump and prevents cavit...

When converting to an electric water pump it's necessary to remove the thermostat. This allows adequate coolant flow to the pump and prevents cavit...

70mm-74mm Gen 2 Spray Plate bundle PRB/RBC K-Series-KST-4601 Gen 2 Spray Plate PRB/RBC K-Series 70mm-74mm-KST-4500 Methanol Attachment kit-KST-45...

74mm-76mm Gen 2 Spray Plate bundle DBHFJ-KST-4604 Gen 2 74mm-76mm Spray Plate DBHFJ-KST-4500 Methanol Attachment kit-KST-4506 10 GPH (631cc) methan...

***WITHOUT INTAKE CAM GEAR*** The use of this kit allows you to change from the factory Honda mag sensors in the distributor to a more precise d...

We're proud to release our precision machined cam gears for the H22, F20B and H23 VTEC platforms! Price Listed is for a PAIR of cam gears! These K...

Limited Edition Raw Billet H22/F20B/H23 VTEC cam gear sets are in stock, get them while you can! Price Listed is for a PAIR of cam gears! These KS...

KStuned H2b Oil Pan Pick Up Tube – The KStuned H2b Oil Pan and Baffle is designed exclusively around this OEM Honda Pick Up Tube. The baffle is de...

Brand new OEM Koyo tensioner bearing with the KS Tuned Walk Blocker installed. The Walk Blocker acts as an extra guide on the timing tensioner p...