Bilstein B14 2004 BMW 525i Base Front and Rear Performance Suspension System 2013-gmc-sierra-2500-hd-denali-esi4573261 It features single 4" round

It features single 4" round black coated T-304 stainless steel tips on each tail pipe

Borla(r) Performance has once again proven why we have led the aftermarket performance exhaust industry for over 40 years

Replaces the Merge X-Pipe and dampens the sound

All this is backed by our unsurpassed Million Mile Warranty

BORLA® stands behind every turn down tip with a Million-Mile Warranty

Bilstein B14 2004 BMW 525i Base Front and Rear Performance Suspension System 2013-gmc-sierra-2500-hd-denali-esi4573261 It features single 4" roundBilstein B14 (PSS) suspension kits feature ride height adjustability in an OE quality, direct fit package. These kits offer monotube performance dampers with matched springs that are tuned for each specific application. The zinc coated and threaded body design will give you the flexibility to find the perfect ride height setting for your intended use while providing unsurpassed protection against the harshest road elements. B14 (PSS) suspension kits