Need Help to change Muffler

[sobri46]

Hi Guys ,

Have a nice day

My car is 2007 Yaris Sedan 1300 CC
I want to change my muffler to get deep and solid tone on the car .
i found a muffler on ebay :http://www.ebay.com/itm/171035094830...%3AMEBIDX%3AIT

this is the specification :
Muffler (Silencer is included)
Style: N1 Slant Tip
Material: SUS304 / T304 Stainless Steel
Color: Chrome Burnt

Muffler Body : 12 Inch

Outlet Tip Length: 4 Inch

Outlet Diameter: 4 Inch

Inlet Tip Length: 2 Inch

Inlet Diameter: 2.5 Inch

and i see that the inlet of the muffler is 2.5 inch and my yaris exhaust pipe is 2 inch or may be less than 2 inch .

is someone know what is the exhaust pipe size for 2007 yaris sedan 1300 cc ?

and my question is how can i change the oem muffler to this muffler that have different size of pipe ?
and i dont want to make down the power of the car


please help me to change the muffler

the exhaust system is same as the attached photo
thanks and best regards