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The use of an OBD-1 (92-95) ECU is needed for proper tuning of your high performance engine. The SpeedFactory Racing OBD2-B to OBD-1 Honda/Acura EC...

The use of an OBD-1 (92-95) ECU is needed for proper tuning of your high performance engine. The SpeedFactory Racing OBD2-A to OBD-1 Honda/Acura EC...

The SpeedFactory Racing OBD1 to OBD2A Honda/Acura ECU Conversion Harness allows you to use any OBD2A Honda/Acura M/T ECU in a 92-95 Civic, 92-95 Ac...

“4-1 or 4-2-1?” Is a popular topic. 4-1 Really shines at high RPM, but performance differences are marginal so it really comes down to what you thi...

Now in its 11th generation, the Honda Civic continues to punch above its weight in terms of performance, quality, and reliability. With the e...

The x curved windshield banner features our logo made from quality 1-piece vinyl construction. Decal will help keep sun out of your sight while dri...

The Circuit Hero Track number plate is made from high quality 1-piece vinyl. Universal application that fits most vehicles, some trimming may be re...

We understand that you spend hard sweaty hours working on your build. And we believe that you and your ride deserve the best! We know you loved our...

The Circuit Hero Type-D shift knob is made of lightweight aluminum. Offered in anodized satin silver or black.SPECS:22mm bottom opening for cars wi...

The official Circuit Hero die-cut decal is made from high quality vinyl in a 4-color design. Decal sizes & colors: Small: 10" x 2"Large: 17" x ...

The Circuit Hero Type-C shift knob is made of hard Polypenco polymer, preventing from getting hot on summer days and cold on winter mornings. Thin ...

The Original Circuit Hero Type-A shift knob is a weighted spherical ergonomic shape that feels natural to shift. Our new V2 version has been slight...

Circuit Hero's track short shifter adapter reduces back and forward shifting motion by 35%.CNC finish Made from premium 6061 2-piece aluminum Easy ...

Getting your hand burnt is not fun. Driving with mittens on when it's 100 degrees outside is no fun either! This is why we designed our all new Ult...

Trim piece replacement for Circuit Hero Shift Plates V2.   

Our newly redesigned shift plates for EK applications are finally here! What's changed? We now offer 2 color options, brushed and black anodized fi...

Our newly redesigned shift plates for EG applications are finally here! What's changed? We now offer 2 color options, brushed and black anodized fi...

Tired of your old cracked leather shift boot? The Circuit Hero shifter plate cleans up and gives a bold racey look to your shifter console. Made fr...

Our newly redesigned shift plates for DC applications are finally here! What's changed? We now offer 2 color options, brushed and black anodized fi...

Circuit Hero's extended shift lever provides an additional 90mm shifter extension (120mm overall once mounted to OEM shifter), placing the shifter ...

The Original Circuit Hero extended shift lever provides an additional 90mm upwards shifter extension (120mm overall once mounted to OEM shifter), p...

The Original Circuit Hero Type-A shift knob is a weighted spherical ergonomic shape that feels natural to shift. Our new V2 version has been slight...

Cover your head when you're at the track or running errands around town. Circuit Hero snapback caps come in two colors; All-Black or a Retro Two-To...

YOU ASKED FOR IT AND SO WE BROUGHT IT BACK. VERY LIMITED QUANTITIES. Our Circuit Hero strut bars are designed with two horizontal steel bars tying ...

  The ALL-NEW Laser Engraved Circuit Hero Reverse Lockout Adapter is a sleek and unique piece that'll clean up the look of your shifter in minutes....

Circuit Hero high pressure radiator cap uses a 1.3 Kgf/cm² spring to increase your coolant/antifreeze boiling point and protect your engine. An add...

Circuit Hero oil caps are offered in either CNC-machined high quality billet aluminum in anodized black, and for the ultimate enthusiast, Grade 5 T...

Just get it, you know you want to. Where else are you going to hang your keys? FEATURES: Length - 19inWidth - 1inSilk screen printed Circuit Hero F...

Just get it, you know you want to. Where else are you going to hang your keys? FEATURES: Length - 19inWidth - 1inSilk screen printed Circuit Hero L...

Exclusive Circuit Hero's first ever Genuine Parts aluminum emblem. This limited edition badge is a stunning piece, suitable for display or use on y...

Latest and greatest in our line of products we introduce our Performance Mechanic Gloves. Boy these will not disappoint! These multi-purpose gloves...

Circuit Hero Electric 320+ LPH E85 In-Tank Fuel Pumps are designed as a direct replacement or high performance upgrade for fuel systems requiring a...

The Circuit Hero Liquid-Filled Fuel Pressure gauge accurately measures the engine's fuel pressure.  The fuel pressure gauge is a vital tool in maki...

Circuit Hero magnetic drain plugs are a must for performance enthusiasts and do-it-yourself fluid changers. The powerful, magnetic stems attract me...

Pick up a set of our new Circuit Hero Air Fresheners. These classy individually wrapped air fresheners come in a pack of 5. Use it before a date ni...