Borla Touring Cat Back Exhaust System Steel for 2006-2012 BMW 3 Series E90 E91

Part # 140505 SKU 4308977

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$1,244.99
In stock, ships from a US warehouse
Fits 2007-2012 BMW 328i, 2006 BMW 325i, 2006 BMW 325xi Full fitment list
SKU: 4308977
UPC: 808422405058
Width: 21.00 (in)
Height: 44.00 (in)
Depth: 11.00 (in)
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Free, US only. Arrives in 2–4 days.
Returns
30-day returns. Wrong fit? Our team is here 24/7. Details
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Highlights

CARB status
CARB acknowledgement required
Construction
All Welded
Exhaust type
Dual
Exit position
Dual
Exit style
Straight
Grade type
Performance
Inlet inside diameter
2.250 in.
Material
T-304 Stainless Steel
Muffler type
Straight-Through
Outlet outside diameter
2.500 in.
Prop 65 warning
Warning applies
Shape
Round Angle
System type
Cat Back
Tail pipe diameter
2.500 in.
Tail pipe material
Stainless Steel
Tip / outlet finish
Polished T-304 Stainless Steel
Tip diameter
3.190 in.
Tubing diameter
2.250 in.
Type
Exhaust System Kit
Position
Rear
Labels & certifications
Performance Exhaust System
Mounting style
Bolt-On
Item diameter (exterior)
2.5 in
Color
Silver
Muffler quantity
1
Interchange number
2006 BMW 325i / 325xi & 2007-2011 BMW 328i L6 3L, plus 2012 BMW 328i L4 2L
OE equivalent
140505, BOR140505

Description

Borla Touring Cat Back Exhaust System Steel for 2006-2012 BMW 3 Series E90 E91

The Borla Touring Cat Back Exhaust System is engineered specifically for the 2006-2012 BMW 3 Series E90 and E91 models, providing a perfect blend of performance enhancement and elegant sound. This exhaust system is crafted from high-quality stainless steel, which not only improves visual appeal but also enhances durability and resistance to rust and corrosion. With its sophisticated design, the Borla Touring exhaust system delivers a distinctive and aggressive exhaust note without excessive drone, making it suitable for daily driving as well as spirited outings on the road.

This cat-back system replaces your vehicle's factory exhaust, improving exhaust flow and reducing back pressure. The result is a noticeable boost in horsepower and torque, translating to enhanced acceleration and overall engine responsiveness. The precision-engineered mandrel bends minimize turbulence, allowing for smoother airflow, while the innovative muffler design optimizes sound quality. As a result, drivers can enjoy a robust sound profile that elevates the driving experience while maintaining a level of refinement expected from a luxury vehicle.

FITMENT: This exhaust system is specifically designed to fit the 2006-2012 BMW 3 Series models E90 (sedan) and E91 (wagon). It is a direct fit replacement, requiring no modifications to the vehicle for installation.

Key Features & Benefits

  • Constructed from premium stainless steel for maximum durability and corrosion resistance.
  • Improved exhaust flow and reduced back pressure for enhanced engine performance.
  • Distinctive sound profile that enhances driving experience without excessive drone.
  • Easy installation with a direct fit design, requiring no modifications.
  • Mandrel-bent piping ensures smooth airflow for optimal performance.

Fits

2007-2012 BMW 328i, 2006 BMW 325i, 2006 BMW 325xi

Fitment data from the manufacturer catalogue. Check your engine before ordering, or call us.

Specifications

Identification
BrandBORLA
Part number140505
SKU4308977
UPC808422405058
Dimensions and weight
Dimensions (W × H × D)21.00 × 44.00 × 11.00 in
Material and finish
ConstructionAll Welded
FinishPolished
MaterialT-304 Stainless Steel
ColorSilver
Series and warranty
Details
CARB statusCARB acknowledgement required
Exhaust typeDual
Exit positionDual
Exit styleStraight
Grade typePerformance
IncludesTip
Inlet inside diameter2.250 in.
Muffler typeStraight-Through
Outlet outside diameter2.500 in.
Prop 65 warningWarning applies
ShapeRound Angle
System typeCat Back
Tail pipe diameter2.500 in.
Tail pipe materialStainless Steel
Tip / outlet finishPolished T-304 Stainless Steel
Tip diameter3.190 in.
Tubing diameter2.250 in.
TypeExhaust System Kit
PositionRear
Labels & certificationsPerformance Exhaust System
Mounting styleBolt-On
Item diameter (exterior)2.5 in
Muffler quantity1
Interchange number2006 BMW 325i / 325xi & 2007-2011 BMW 328i L6 3L, plus 2012 BMW 328i L4 2L
OE equivalent140505, BOR140505

Shipping and returns

Shipping. Free on every order, US only. Orders arrive in 2–4 days.

Returns. 30-day returns, except in extreme cases.

Support. Our team is available 24/7 for fitment mismatches or any other reason.

Warranty. Full manufacturer guarantee.

Borla Touring Cat Back Exhaust System Steel for 2006-2012 BMW 3 Series E90 E91
Borla Touring Cat Back Exhaust System Steel for 2006-2012 BMW 3 Series E90 E91
$1,244.99
In stock · free shipping

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