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Invidia HS12LGSG3H Cat-Back Exhaust System - Q300

(1999 BMW 328i Base; 2012-2013 Lexus GS350)

Manufacturer

Part Number

HS12LGSG3H
Sale Price

$714.24

In Stock (10+)

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Usually delivered within 2 days

free shipping

FREE SHIPPING

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Invidia Q300 Cat-Back Exhaust System delivers enhanced performance and a refined sporty sound through advanced engineering and premium materials. This exhaust system features a distinctive flat-bottom muffler design that improves high-speed aerodynamic performance while reducing ground clearance concerns.

Performance Features:

  • Continuous straight-through piping design with Advantex sound absorption material
  • Optimized back pressure for increased horsepower and torque gains
  • Flat-bottom muffler design improves aerodynamics and ground clearance
  • Deep, rich sporty exhaust tone without excessive drone

Construction Quality:

  • SUS304 polished stainless steel construction for superior corrosion resistance
  • Mandrel-bent piping maintains consistent diameter for maximum flow
  • CNC-machined flanges ensure precise fitment and secure connections
  • Robot TIG-welded joints provide leak-free, durable construction
  • Double-wall polished stainless steel tips for premium appearance

The Q300 series strikes an ideal balance between performance gains and refined sound quality, making it perfect for enthusiasts seeking improved exhaust flow without excessive noise. The combination of high-quality materials and precision manufacturing ensures long-lasting durability and consistent performance.

Products specifications

Fits

1999 BMW 328i Base; 2012-2013 Lexus GS350

Piping

70mm

great trim tab.

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Easy fast thanks

Everything I was looking for, thanks!

Easy navigation and simple to find my parts.. Second time I've ordered from you guys and it's been great so far

Very quick and easy

Like that it hooked up with Amazon so I didn't have to re type info

will follow up when I receive shipment

GOOD SERVICE, FAST SHIP, CHEAP PRICE

good so far

Amazingly fast shipping. Item came as ordered & properly packaged. I received item faster than expected & on time for my father in law's birthday. Will definitely use Autoplicity again.

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