The Borla 141035 S-Type Cat-Back exhaust system is designed for 2025–2026 Kia K5 models equipped with the 2.5L 4-cylinder engine, automatic transmission, and front-wheel drive.
This 2.25-inch Cat-Back system is tuned specifically for the K5’s 2.5L engine and delivers Borla’s S-Type sound level: noticeably sportier than stock while remaining refined for everyday driving. Borla also engineers the system for a drone-free cruising experience.
Features
- Borla S-Type Cat-Back exhaust system
- Fits 2025–2026 Kia K5 2.5L FWD
- Compatible with LXS, EX, and GT-Line trims
- Automatic transmission application
- 2.25-inch exhaust tubing
- T-304 austenitic stainless steel construction
- Mandrel-bent tubing for smooth exhaust flow
- Straight-through and multi-core muffler technology
- Sportier exhaust tone than stock
- Designed for drone-free cruising
- CNC-manufactured for accurate fit
- Single right rear exhaust exit
- Reuses the factory valance tips
- Manufacturer Part Number: 141035
Vehicle Fitment
- 2025 Kia K5 LXS 2.5L FWD
- 2025 Kia K5 EX 2.5L FWD
- 2025 Kia K5 GT-Line 2.5L FWD
- 2026 Kia K5 LXS 2.5L FWD
- 2026 Kia K5 EX 2.5L FWD
- 2026 Kia K5 GT-Line 2.5L FWD
Fitment requirements:
- 2.5L 4-cylinder engine
- Automatic transmission
- Front-wheel drive
- 4-door body
S-Type Sound
Borla’s S-Type sound level is intended to provide a deeper, more performance-oriented tone than stock without becoming overly aggressive.
For the K5 2.5L application, Borla describes the system as sporty yet refined and designed to avoid unwanted drone at cruising speeds.
T-304 Stainless Steel Construction
The 141035 system is manufactured from T-304 austenitic stainless steel for durability and corrosion resistance.
Borla uses mandrel-bent tubing and CNC manufacturing to maintain consistent exhaust flow and accurate vehicle fitment.
Specifications
Manufacturer: Borla
Part Number: 141035
Product Type: Cat-Back Exhaust System
Sound Level: S-Type
Tubing Diameter: 2.25 in.
Material: T-304 Stainless Steel
Vehicle: Kia K5
Engine: 2.5L 4-Cylinder
Transmission: Automatic
Drivetrain: FWD
Model Years: 2025–2026
Body Style: 4-Door
Tip Exit: Single Right Rear Exit
Exhaust Tips: Reuses OE valance tips
System Weight: 14.9 lb
What's Included
- 1 Borla 141035 S-Type Cat-Back exhaust system
- Installation hardware as supplied by Borla
Exhaust tips are not included. The system reuses the original equipment valance tips.
Installation
This system is designed as a direct-fit Cat-Back exhaust for the specified Kia K5 FWD applications.
Inspect the factory exhaust hangers and mounting points before installation, and verify proper clearance around the body, suspension, and rear valance before fully tightening the system.
Proposition 65 Warnings.
Cancer and Reproductive Harm. See details below.
Items that are not CARB Legal will not be sold and ship to California or CARB states.
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