Lightweight cat-back featuring an exotic exhaust note AND an upgraded M-Sport Rear Diffuser. Transform the entire aesthetic and sound of your 1 series with this ECS upgrade package!
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Complete transformation for your 1 series. Direct bolt on muffler delete for a rowdy sound and a new and improved aggressive diffuser to compliment the exhaust.
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Transform the entire aesthetic of your 1 series with a simple yet effective diffuser upgrade!
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
4708725
Mfg#:
040790LA01-02
In Stock
ON SALE!
SAVE 38%
$405.99
This product was last offered at the strikethrough price on 11-07-2026
Lightweight cat-back featuring an exotic exhaust note AND an upgraded M-Sport Rear Diffuser. Transform the entire aesthetic and sound of your 1 series with this ECS upgrade package!
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
Transform the entire aesthetic of your 1 series with a simple yet effective diffuser upgrade!
10X Entries Into Our F80 M3 Sweepstakes 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
4708723
Mfg#:
040790LA01-01
In Stock
ON SALE!
SAVE 30%
$405.99
This product was last offered at the strikethrough price on 11-07-2026
Complete transformation for your 1 series. Direct bolt on muffler delete for a rowdy sound and a new and improved aggressive diffuser to compliment the exhaust.
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
5386540
Mfg#:
039172DBKT2
In Stock
ON SALE!
SAVE 44%
$895.97
This product was last offered at the strikethrough price on 11-07-2026
Complete transformation for your 1 series. Direct bolt on muffler delete for a rowdy sound and a new and improved aggressive diffuser to compliment the exhaust.
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
4845512
Mfg#:
039172DBKT
In Stock
ON SALE!
SAVE 39%
$819.97
This product was last offered at the strikethrough price on 11-07-2026
Lightweight cat-back featuring an exotic exhaust note with FREE upgraded M-Sport Rear Diffuser. Transform the entire aesthetic and sound of your 1 series with this upgrade package!
Our Doorbuster deals are in limited supply at these prices. Get yours while they're in stock! Can't find the perfect bundle? Call or chat with us to build a custom one. 10X Entries For Our Spin To Win Sweepstakes! For vehicles with M-Sport Rear Diffuser
Brand:
ES#:
4849690
Mfg#:
019281LADBKT
In Stock
ON SALE!
SAVE 29%
$1545.97
This product was last offered at the strikethrough price on 11-07-2026
Lifetime Replacement
