It is an expensive modification and will need a new oil pan.

To do so would require expensive and cumbersome modifications to routing equipment.

But company officials say that their refineries are running at full capacity, and any change would require extensive, and expensive, modifications.

And little thought was given to changing them, particularly since stricter rules could have required retesting planes and perhaps demanding expensive modifications.

"The lag was partly due to escalating construction costs and expensive modifications," Mercier agreed.

Most of the world's hub airports are making the necessary and expensive modifications to taxiways, gates and terminals to accommodate the A380.

Some we couldn't consider simply because their physical requirements would require too many expensive modifications to our ship.

She was, however, not regarded as fit to serve as a British warship until a number of extensive and expensive modifications were carried out.

The team added Recaro racing seats, a must in the tuner market, but an expensive modification.

Due to memory limitations, a crash cymbal sound was not available except as an expensive third-party modification.