Suspension or Extractors

[klawsterfobik]

This is just a quick poll as im torn between two items that i want for my car.

Suspension is as follows;
FORD TD/TC CORTINA REAR SUSPENSION SET UP, NEAR NEW . ONLY USED FOR 1000KMS . Set up includes 4 rear control arms(that have been boxed for strength and have nolathane bushes), 2 Kmac rear springs(that are 2,1/2 inch lowered) and 2 Koni ajustable rear shocks. the kit fits a Ford TD/TC cortina.
$260 (including postagae)

or
Extractors;
Precrossflow 250 Pacemaker Extractors, Available with single or dual outlets, Increase Horsepower and Torque by approx 10%-, Improves driveability, Improves Fuel Economy, Improves vehicle exhaust system note,
Precision cut and machined thick flanges to eliminate leaking and warpage,
Heat proof finish tested to 1270 degrees, Pipe over cone design for maximum flow, 2 Year Seller Warranty, Supplied with fitting instructions
$365 (including postage)

What do you reckon?