K-Tuned

K-Tuned 4-1 Race Header

$479.99

With the great success of our original Swap header, we have decided to add another option to our header line up. This stainless steel header is a 4-1 Race design with a true slip-fit merge collector for maximum exhaust flow. The Race header is designed...

Choose Options

K-Tuned 4-2-1 Swap Header

$379.99

The popular K-Tuned 4-2-1 Swap Header for K-series engine swaps is back again with some improvements. This header is capable of making very good power on relatively stock or mild engine setups. The main focus while designing our K-Tuned Swap Header was...

Choose Options

K-Tuned 90mm Throttle Body

$329.99

Big bore domestic throttle bodies have been making their way onto import engines for several years now and it is no secret that getting some of them working properly can be a painful experience. We saw the problems, so we designed our K-Tuned 90mm Billet...

Choose Options

K-Tuned All-In-One VSS Converter

$169.99

The K-Tuned All-In-One Adjustable VSS Converter was designed to merge all of our original VSS units into one simple and easy to use programmable speed correction unit. By connecting the unit via USB to any Windows based computer or laptop and using a...

Choose Options

K-Tuned B / D Series Shifter

$165.99

Shortly after the release of our Billet RSX Shifter we started to receive several inquiries about making a similar shifter for the B and D series engines. At first we were a little hesitant, but after some thought, we remembered that we actually made a...

Choose Options

K-Tuned Billet RSX Shifter

$449.99

The K-Tuned Billet RSX Shifter Box is a direct replacement for the oem 2002-2006 RSX-S shifter box which can also be used in many K-swapped cars. The box has been designed to work with both factory and aftermarket shifter cables. If you are currently...

Choose Options

K-Tuned Coolant Recirculation Hose

$24.99

K-tuned offers this silicone coolant recirculation hose to replace the factory K-series rubber recirculation hose located on the front-side of the engine below the intake manifold. Compatible with K20A/A2/A3/Z1 engines and K20/24 hybrid engines using...

Choose Options

K-Tuned Crash Bar 06-11 Civic Si

$149.99

We've seen too many 8th and 9th Civics sitting on the side of the road with smashed and cracked oil pans and a puddle of oil surrounding the front end. Its a sad sight and even worse to deal with. Changing the oil pan isn't a simple job requiring...

Choose Options

K-Tuned Crash Bar 12-15 Civic Si

$149.99

We've seen too many 8th and 9th Civics sitting on the side of the road with smashed and cracked oil pans and a puddle of oil surrounding the front end. Its a sad sight and even worse to deal with. Changing the oil pan isn't a simple job requiring...

Choose Options

K-Tuned Electric Water Pump

$229.99

This is a replacement water pump for the K-Tuned Water Plate kit (KWP-PKFJ-204). Our electric water pump is designed to allow the perfect flow of coolant and also effectively release unwanted crankcase pressure. *Note, water pump provides 20 gallons per...

Choose Options

K-Tuned Header 02-06 RSX

$649.99

The goal with any performance header design, is to get exhaust gases to flow out of the engine faster and more efficiently, which in turn will produce more power and performance. The K-Tuned RSX Header was designed with this exact theory in mind and...

Choose Options

K-Tuned Header 06-11 Civic Si

$499.99

The K-Tuned 8th Gen Civic SI Header was specifically designed to optimize the performance and power output of the K20Z3 engine that is found in all 2 and 4 door SI models. The header was developed using a proven 4-2-1 Tri-Y design that delivers power...

Choose Options

K-Tuned IACV Rotation Plate

$44.99

K-Tuned has now developed a very useful part to relocate the Idle Air Control Valve (IACV) on the K-series engine. If you have ever looked closely at the location of the IACV motor assembly you may have noticed that it is always seems to get in the way...

Choose Options
Top