Tein Flex Z Coilovers - Subaru WRX 2002-2007 / STi 2004
TEIN Flex Z Coilover Kit – Part # VSS28-C1SA4-C
Overview
The Flex Z coilover kit brings high-performance design and exceptional value together in a sleek, all-in-one package. Built with TEIN’s Japanese craftsmanship yet priced for affordability, the Flex Z features a sealed twin-tube structure for smooth street ride quality and a ride-height adjustable system that preserves comfort even when lowered. It comes as a complete set of four dampers and springs, making it installed-ready for enthusiasts looking to both enhance handling and refresh suspension.
Key Features
-
Twin-Tube Damper Design
Offers smooth and compliant ride behavior, ideal for daily driving and street use. -
16-Level Damping Adjustment
Lets you dial in ride stiffness with precision via a numbered knob, balancing comfort and responsiveness. -
Full-Length Ride-Height Adjustable System
Allows lowering or raising the vehicle by adjusting the overall case length—not the spring preload—so ride quality remains consistent. -
Comprehensive Kit
Includes four dampers, springs, and upper mounts—everything needed for installation (some models may reuse OEM top mounts). -
Durably Finished Components
Powder-coated damper bodies and zinc-coated threads ensure long-term resistance to wear and corrosion.
Performance Benefits
-
Reduces body roll and suspension wander without sacrificing high-speed stability.
-
Enhances control and steering precision through corners and rough pavement.
-
Delivers a firm but comfortable ride—great for commuting or spirited driving.
Ideal For
-
OEM replacements for worn shocks and struts.
-
Enthusiasts seeking a lowered stance tuned for both street comfort and improved handling.
-
Drivers who want a tunable suspension solution without breaking the bank.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Tein Flex Z Coilovers - Subaru WRX 2002-2007 / STi 2004
Tein Flex Z Coilovers - Subaru WRX 2002-2007 / STi 2004
TEIN Flex Z Coilover Kit – Part # VSS28-C1SA4-C
Overview
The Flex Z coilover kit brings high-performance design and exceptional value together in a sleek, all-in-one package. Built with TEIN’s Japanese craftsmanship yet priced for affordability, the Flex Z features a sealed twin-tube structure for smooth street ride quality and a ride-height adjustable system that preserves comfort even when lowered. It comes as a complete set of four dampers and springs, making it installed-ready for enthusiasts looking to both enhance handling and refresh suspension.
Key Features
-
Twin-Tube Damper Design
Offers smooth and compliant ride behavior, ideal for daily driving and street use. -
16-Level Damping Adjustment
Lets you dial in ride stiffness with precision via a numbered knob, balancing comfort and responsiveness. -
Full-Length Ride-Height Adjustable System
Allows lowering or raising the vehicle by adjusting the overall case length—not the spring preload—so ride quality remains consistent. -
Comprehensive Kit
Includes four dampers, springs, and upper mounts—everything needed for installation (some models may reuse OEM top mounts). -
Durably Finished Components
Powder-coated damper bodies and zinc-coated threads ensure long-term resistance to wear and corrosion.
Performance Benefits
-
Reduces body roll and suspension wander without sacrificing high-speed stability.
-
Enhances control and steering precision through corners and rough pavement.
-
Delivers a firm but comfortable ride—great for commuting or spirited driving.
Ideal For
-
OEM replacements for worn shocks and struts.
-
Enthusiasts seeking a lowered stance tuned for both street comfort and improved handling.
-
Drivers who want a tunable suspension solution without breaking the bank.
Original: $1,092.50
-65%$1,092.50
$382.38Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
TEIN Flex Z Coilover Kit – Part # VSS28-C1SA4-C
Overview
The Flex Z coilover kit brings high-performance design and exceptional value together in a sleek, all-in-one package. Built with TEIN’s Japanese craftsmanship yet priced for affordability, the Flex Z features a sealed twin-tube structure for smooth street ride quality and a ride-height adjustable system that preserves comfort even when lowered. It comes as a complete set of four dampers and springs, making it installed-ready for enthusiasts looking to both enhance handling and refresh suspension.
Key Features
-
Twin-Tube Damper Design
Offers smooth and compliant ride behavior, ideal for daily driving and street use. -
16-Level Damping Adjustment
Lets you dial in ride stiffness with precision via a numbered knob, balancing comfort and responsiveness. -
Full-Length Ride-Height Adjustable System
Allows lowering or raising the vehicle by adjusting the overall case length—not the spring preload—so ride quality remains consistent. -
Comprehensive Kit
Includes four dampers, springs, and upper mounts—everything needed for installation (some models may reuse OEM top mounts). -
Durably Finished Components
Powder-coated damper bodies and zinc-coated threads ensure long-term resistance to wear and corrosion.
Performance Benefits
-
Reduces body roll and suspension wander without sacrificing high-speed stability.
-
Enhances control and steering precision through corners and rough pavement.
-
Delivers a firm but comfortable ride—great for commuting or spirited driving.
Ideal For
-
OEM replacements for worn shocks and struts.
-
Enthusiasts seeking a lowered stance tuned for both street comfort and improved handling.
-
Drivers who want a tunable suspension solution without breaking the bank.




















