
Xforce | 3" Stainless Steel Cat Back Adaptor Pipe | Subaru WRX & STI | E4-SW05-C1
Subaru WRX Cat Back Adaptor - E4-SW05-C1
The Xforce Cat Back Adaptor pipe is an essential component for Subaru WRX and STI owners installing an aftermarket cat-back system where the factory OEM catalytic converter pipe differs in length. This adapter bridges the gap between the cat-back system and the factory downpipe, ensuring a secure and leak-free connection. Crafted from durable raw 409 stainless steel, it is built to withstand the heat and vibration of performance driving.
What's in the Box?
- 1x 3" Raw 409 Stainless Steel Adaptor Pipe
- 1x Heavy-Duty Slip Joint Clamp
Features:
This product offers the following functional features:
- Adjustable Slip Joint: Features a versatile slip-joint design that allows for an adjustable length ranging from 260mm to 440mm, providing the perfect fit for various model years and configurations.
- 3" Mandrel-Bent Tubing: The 3-inch diameter ensures no restriction in exhaust flow, maintaining the performance benefits of your high-flow cat-back system.
- 409 Stainless Steel: Constructed from raw 409-grade stainless steel for excellent thermal durability and long-term structural integrity.
- Problem Solver: Specifically designed for vehicles with shorter factory catalytic converter pipes that otherwise would not reach a standard-length cat-back system.
Specifications:
- Make: Subaru
- Model: WRX / STI
- Part Number: E4-SW05-C1
- Material: 409 Stainless Steel
- Diameter: 3.0 Inch
- Length Adjustment: 260mm - 440mm
Important Information
- This part is typically required when fitting Xforce cat-back systems to specific JDM or ADM models where the factory cat length varies.
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| SUBARU | ||||||||
| Subaru | WRX | 1994 | 2014 | Sedan / Hatch | GC / GD / GV | 2.0L / 2.5L Turbo | All Variants | AWD |
| Subaru | WRX STI | 1994 | 2014 | Sedan / Hatch | GC / GD / GR | 2.0L / 2.5L Turbo | All Variants | AWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Subaru WRX Cat Back Adaptor - E4-SW05-C1
The Xforce Cat Back Adaptor pipe is an essential component for Subaru WRX and STI owners installing an aftermarket cat-back system where the factory OEM catalytic converter pipe differs in length. This adapter bridges the gap between the cat-back system and the factory downpipe, ensuring a secure and leak-free connection. Crafted from durable raw 409 stainless steel, it is built to withstand the heat and vibration of performance driving.
What's in the Box?
- 1x 3" Raw 409 Stainless Steel Adaptor Pipe
- 1x Heavy-Duty Slip Joint Clamp
Features:
This product offers the following functional features:
- Adjustable Slip Joint: Features a versatile slip-joint design that allows for an adjustable length ranging from 260mm to 440mm, providing the perfect fit for various model years and configurations.
- 3" Mandrel-Bent Tubing: The 3-inch diameter ensures no restriction in exhaust flow, maintaining the performance benefits of your high-flow cat-back system.
- 409 Stainless Steel: Constructed from raw 409-grade stainless steel for excellent thermal durability and long-term structural integrity.
- Problem Solver: Specifically designed for vehicles with shorter factory catalytic converter pipes that otherwise would not reach a standard-length cat-back system.
Specifications:
- Make: Subaru
- Model: WRX / STI
- Part Number: E4-SW05-C1
- Material: 409 Stainless Steel
- Diameter: 3.0 Inch
- Length Adjustment: 260mm - 440mm
Important Information
- This part is typically required when fitting Xforce cat-back systems to specific JDM or ADM models where the factory cat length varies.
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| SUBARU | ||||||||
| Subaru | WRX | 1994 | 2014 | Sedan / Hatch | GC / GD / GV | 2.0L / 2.5L Turbo | All Variants | AWD |
| Subaru | WRX STI | 1994 | 2014 | Sedan / Hatch | GC / GD / GR | 2.0L / 2.5L Turbo | All Variants | AWD |
| Product Type | Warranty Period |
|---|---|
| 304 & 201 Stainless Steel Exhaust Systems | 60 Months |
| Accessories | 12 Months |
| Catalytic Converters | 12 Months |
| Electronic Products (Including SmartBox) | 12 Months |
| Mild Steel & 409 Stainless Steel Exhaust Systems | 24 Months |
| Mild Steel Headers | 12 Months |
| Stainless Steel Headers | 24 Months |
| Universal 304 Stainless Steel Mufflers | 24 Months |
| Universal Mild Steel & 409 Stainless Steel Mufflers | 12 Months |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.












