Borla 140423 Cat-Back Exhaust System — official product image 1
Borla / Exhaust Systems

Borla Chevrolet Avalanche / Chevrolet Suburban / GMC Yukon XL Cat-Back Exhaust System (2009–2014)

Check vehicle fitment
£1,427.71 VAT included. Shipping calculated for your destination.

Available to Order

Not sure which one? Ask us to confirm fitment first →
Delivery, customs and taxes Know the landed cost before you order

Prices include VAT. Shipping is charged separately and calculated at checkout for your destination. If no shipping option is shown, contact us for a quote before ordering.

Lead times and urgent orders Check timing before you commit

Estimated lead time: 4–6 weeks. Delivery may be faster depending on stock levels. Contact us before ordering if timing matters.

Fitment checked before you order

Send the vehicle, engine and current setup if you want us to confirm the exact application before checkout.

Ask us to check fitment →

Choose the exact listed application and part number. Match the engine, model year, body, drivetrain, transmission and original exhaust arrangement in the applications and installation requirements below.

Borla cat-back exhaust system for the application and installation requirements shown below. Construction: T-304 stainless steel. Pipework uses mandrel bends. Sound specification: Touring. Tip specification: Polished stainless steel.

Match the exact engine, model year, drivetrain, transmission and exhaust hardware for the selected part number.

Technical specifications

Specification Details
Product Cat-Back Exhaust System
Part numbers 140423
Pipe Diameter single 3" into muffler dual 2.25" out
Tip Size 4"
Tip Exit Truck Side Exit
Sound Touring

Vehicle applications

Years Model Engine Application Body Drive Transmission Exhaust configuration Matching part numbers
2009–2014 Chevrolet Avalanche 5.3L 8-cylinder petrol Pickup; 4-door; Crew Cab 2WD Automatic Oversize box shipping rates apply to this system Chevrolet; Avalanche; 2009–2014; 5.3L 8-cylinder petrol; Pickup; 4 passenger side doors; Crew Cab; 2WD; Automatic; Exact supplier configuration 140423
2009–2014 Chevrolet Avalanche 5.3L 8-cylinder petrol Pickup; 4-door; Crew Cab 4WD Automatic Oversize box shipping rates apply to this system Chevrolet; Avalanche; 2009–2014; 5.3L 8-cylinder petrol; Pickup; 4 passenger side doors; Crew Cab; 4WD; Automatic; Exact supplier configuration 140423
2009–2014 Chevrolet Suburban 5.3L 8-cylinder petrol SUV; 4-door 2WD Automatic Oversize box shipping rates apply to this system Chevrolet; Suburban; 2009–2014; 5.3L 8-cylinder petrol; SUV; 4 passenger side doors; 2WD; Automatic; Exact supplier configuration 140423
2009–2014 Chevrolet Suburban 5.3L 8-cylinder petrol SUV; 4-door 4WD Automatic Oversize box shipping rates apply to this system Chevrolet; Suburban; 2009–2014; 5.3L 8-cylinder petrol; SUV; 4 passenger side doors; 4WD; Automatic; Exact supplier configuration 140423
2009–2014 GMC Yukon XL 5.3L 8-cylinder petrol SUV; 4-door 2WD Automatic Oversize box shipping rates apply to this system GMC; Yukon XL; 2009–2014; 5.3L 8-cylinder petrol; SUV; 4 passenger side doors; 2WD; Automatic; Exact supplier configuration 140423
2009–2014 GMC Yukon XL 5.3L 8-cylinder petrol SUV; 4-door 4WD Automatic Oversize box shipping rates apply to this system GMC; Yukon XL; 2009–2014; 5.3L 8-cylinder petrol; SUV; 4 passenger side doors; 4WD; Automatic; Exact supplier configuration 140423

Available variants

Part number Part number
140423 140423

Installation and care

  • Oversize box shipping rates apply to this system

Follow Borla’s instructions for the selected part number before fitting.

Delivery, customs and taxes

Know the landed cost before you order

Prices include VAT. Shipping is charged separately and calculated at checkout for your destination. If no shipping option is shown, contact us for a quote before ordering.

Lead times and urgent orders

Check timing before you commit

Estimated lead time: 4–6 weeks. Delivery may be faster depending on stock levels. Contact us before ordering if timing matters.

Fitment first

Check fit before you order

Model year, engine, drivetrain, hardware and existing modifications can all change what fits. Check the applications and supplier notes above, or send us your exact vehicle and setup before ordering.

Check vehicle fitment
Need help with this product?

Send us your vehicle, year, current setup and any fitting date, event, trip or deadline before ordering. We will help check fitment, product choice and timing.

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Borla Chevrolet Avalanche / Chevrolet Suburban / GMC Yukon XL Cat-Back Exhaust System (2009–2014)
Borla Chevrolet Avalanche / Chevrolet Suburban / GMC Yukon XL Cat-Back Exhaust System (2009–2014)140423
Available to Order £1,427.71