New Products

Steering rack end OEM part no 53010-SR3-010Length 192mmThread 1 M12x1.25 (rack)Tread 2 M14x1.5 (Tie Rod)

Replacement Transmission/Passenger Bracket for the 96-00 Honda Civic EJ/EK. Designed to fit the Honda EJ/EK Chassis With B/D Series Engines and Hyd...

Speed Science B Series FuelTech Jumper Harness for the FT550Will need to assign pins to the ECU functions as per FuelTech Instructions This adapter...

These are rear axles an upgrade from factory, made to complete the AWD setup. Compatible with 23 splines Hubs. Sold as a set(1 pair).45% stronger t...

Our custom Freelander style Viscous Couplers come with 60K CST Fluid. Each Viscous Coupler is made with more discs over the OEM Freelander Viscous ...

Our custom Freelander style Viscous Couplers come with 45K CST Fluid. Each Viscous Coupler is made with more discs over the OEM Freelander Viscous ...

Our NEW S1 Freelander Viscous Coupler with 30k CST Fluid. A direct replacement of your used Freelander OEM Viscous Coupler with no modifications ne...

Upgrade 1310 driveshaft with 1 factory Carrier Bearing(billet is optional) perfect for the CR-V/Element upgrade.Please note: Measurement of the dri...

Lock Tab U Washers made for the Freelander Driveshaft's Viscous Couplers. Comes as a set of 2 washers and 2 bolts. Our products are made for Off-ro...

Custom billet adjustable Lower Control Arms for 1997-2001 Acura Integra Type R and 1988 Honda CRX with eyelid.- Serial numbered per each set of arm...

Our Tubular style Rear Diff Mount Kits are designed for the Wagon, CR-V and Element Differentials. Available in Stainless Steel or Chromoly and are...

Our custom Trunk Cover Plate will provide your trunk with a much cleaner look after installing the Rear Differential to your AWD setup. Not only th...

Our Limited Edition AWD Shift Knobs are serial numbered with our S1Built logo etched. Each shift knob is recorded in our Data base with the serial ...

Our Carrier Bearing Brackets are made of Steel Flat Bars with countersink holes. They are 1/4" thick and 1" wide with pre-drilled holes for easier ...

Stainless Steel Rear Diff Mount Kit for the RSX, EP3 and EM2/ES chassis. This is a bolt-on style Kit, however, we highly recommend welding of the m...

Our Stainless Steel Shock Brackets are made to allow axles clearance in your AWD set-up. It allows the axles to pass right through the shock body w...

Our 6061 Billet Aluminum Hub Spindles. This product utilizes the stock Rear Trailing Arms on the RSX, EP3 and EM2/ES chassis. In addition you also ...

Driveshaft Tunnel for Acura RSX(2002-2006)Material:  .080" Mild Steel Dimensions: 22.5" Length 7" Width 3.5" HeightOur products are made for Off-ro...

This Kit includes the Rear Trailing Arms with extended Toe Kit and our custom hubs available in 4x100 with the option to go 4x114.3, also available...

These Arms are developed in-house and hand crafted to order. Each set of Arms are reinforced with gusset back plates, which is a must have, especia...

Brushed Stainless Steel S1Built License Plate Frames. Thin light weight and rust free. Weight listed is placed to determine shipping/handling costs...

3D plastic License Plate Frames. Available in tag lines, "Don't Look for Happiness, Build It" and "Don't Look For Happiness, AWD It"Weight listed i...

Kseries AWD Transfer Case Block-Off Plate with 23-Splines Rear Axle Stubbies Bundle are made for those who aren't completely ready to convert to AW...

Our Freelander Inner Spline Yokes made for the 1310 Joints. Upgraded from the factory 1100 series joints, comes in a pair, straps included. Our pro...

Custom e-brake cable brackets are made for our AWD/RWD Trailing Arms and are installed into the OEM location of the Rear Calipers. Price is per set...

Upgraded 3" Wagon Rear Shaft with 1310 joints and direct bolt-on flange for the CR-V/Element or Wagon Diff. Please note: you will still need to cut...

Gusset Back Plates for reinforcement on OEM Rear Trailing Arms for 1988-2000 Honda Civic and 1990-2001 Acura Integra. A must have, especially for a...

No need for adaptor plates. Our DIY Freelander Driveshaft Conversion Kits will provide the solution, as the front flange bolts directly onto the CR...

DIY(do it yourself) AWD/RWD Kits for OEM/Factory Rear Trailing Arms allows you to convert your stock rear trailing arms to AWD/RWD on your own. Thi...

Delta7 Rear Diff Mount Kit is simplified for easy installation, comes bare metal with a polished decorative plate. This set includes the Trunk Cove...

Delta7 Rear Diff Mount Kit is simplified for easy installation, comes bare metal with a polished decorative plate. Just a more decorative designed ...

Our custom Driveshaft comes with a Freelander style Viscous Coupler with 60K CST Fluid. Each custom Driveshaft comes with 3" front and rear tubes a...

Our custom Driveshaft with new or used Freelander Viscous Coupler with 30k CST Fluid modified to length, welded and balanced with our conversion ki...

Our used Freelander Driveshaft with Viscous Coupler custom modified to length. Includes new Slip Yoke with 1310 joints for the rear of the drivesha...

Our 1 piece custom designed AWD/RWD Hub with Bearing Assembly available in 4x100 with pre-drilled holes for the option to go 4x114.3 and also avail...

Used CR-V/Element Differential with our Clutch Locking Plates already installed. No need to pin and weld your CR-V/Element Diffs. Important: With t...

Used CR-V/Element Differential with our Clutch Locking Block already installed. No need to pin and weld your CR-V/Element Diffs. These Blocks come ...

These are rear axles an upgrade from factory, made to complete your AWD setup. Compatible with 23 splines Hubs. Sold as a set(1pair).45% stronger t...

Clutch Locking Plates for 1997-2001 or 2002-2006 CR-V/Element Differentials. These plates are designed to eliminate you having to pin and weld your...

In our ongoing quest for the perfect axle, we have hit the mark with our new X4 Rated Line. These axles have been engineered with fast street cars ...

PRODUCT DESCRIPTIONThis mount kit Facilitates the AWD conversion process in your 1991-2000 Honda Civic or 1993-1997 Civic del sol. Engineered for c...

Clutch Locking Blocks for the CR-V/Element Differentials. These blocks are designed to eliminate you having to pin and weld your clutch pack for yo...

S1 exclusive high quality Wagon Replacement Carrier Bearings. Replaces the factory carrier bearings on the Wagon Driveshaft. The drive shaft is loc...

Our Billet Forks are designed to allow Axle clearance for your AWD setup. They are custom designed to provide clearance to allow the Rear Axles to ...

Our Billet Forks are designed to allow Axle clearance for your AWD setup. They are custom designed to provide clearance to allow the Rear Axles to ...